diff --git a/.efrocachemap b/.efrocachemap
index 9f3ae8f4..6f51a69f 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -4061,26 +4061,26 @@
   "build/assets/windows/Win32/ucrtbased.dll": "2def5335207d41b21b9823f6805997f1",
   "build/assets/windows/Win32/vc_redist.x86.exe": "b08a55e2e77623fe657bea24f223a3ae",
   "build/assets/windows/Win32/vcruntime140d.dll": "865b2af4d1e26a1a8073c89acb06e599",
-  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "db921cf43e8ebf733712fb5bbc673f66",
-  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "4be0f3a7a88da423847863af41ac9c63",
-  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "7c92d738e7cc724de2ca31cb876224e6",
-  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "c2f69ed83f77b602e2a2b2b1c1c78cc6",
-  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "b1c766d4ce567f965c53ff2a4c5c85f4",
-  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "86ebbd9111f8a0fe7905cef7aba1f6db",
-  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "8182f4e00ad579eb4c7be5ec1ddca8cb",
-  "build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless": "3d9e0e7ad8706133e61fb7f7127c3ff5",
-  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "5f98bf8b11376161a6f2f60900703f8a",
-  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "99d7d247a422eaa46737e3232408e879",
-  "build/prefab/full/mac_arm64_server/debug/dist/ballisticakit_headless": "ffd6ad4dda003e9cd1434aa4a5bc9b09",
-  "build/prefab/full/mac_arm64_server/release/dist/ballisticakit_headless": "216efc77915b75f39f0f15c2806bfbb9",
-  "build/prefab/full/mac_x86_64_gui/debug/ballisticakit": "ad9829c065248ee3cde01b6a31deafed",
-  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "3e9e4e1761fd763eb584598fc0a3ad0a",
-  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless": "7522a6fcac27b2579f9cc0b712ce413b",
-  "build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless": "0c92e386ab7406da6a719131321bf592",
-  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "608cb03aef4dc547aa7433f83f898911",
-  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "db136c26a3a37611aef68046f2fab62c",
-  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "3edbd652fbc7afe69f60335bab00875a",
-  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "48e5cd932b8c322be18b593508d5c451",
+  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "93a99cb9461e8c506c5605f9c63dce2d",
+  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "54ceb7e159839e7f8c7959a5d71335da",
+  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "fe821168d2dbd6e10acd3bdf70ab61af",
+  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "cce6d43ddec6691d8f43e3561ff299b6",
+  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "38f68382d5f31c1295f796c3766c9426",
+  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "d2d222177bb3a60c46921f556b52ad06",
+  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "b1d01b76bcf92ebc144df17c9b5fcc07",
+  "build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless": "8d9848fbfdd81c1b32ce1f431203e2b9",
+  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "5e2dd187f69557ef546b9361cecda199",
+  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "e6c72fb374b823a92786861f01adc733",
+  "build/prefab/full/mac_arm64_server/debug/dist/ballisticakit_headless": "aca0400a32de3484178c4c93a9b430e5",
+  "build/prefab/full/mac_arm64_server/release/dist/ballisticakit_headless": "6be79f8695e63d7dadc8ff37756cc440",
+  "build/prefab/full/mac_x86_64_gui/debug/ballisticakit": "e578d0dc38ffec38e8cb7b9893caaf10",
+  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "824bac953cbe94f1f5a5bc714cc139a0",
+  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless": "7909565c7d5a006f2fdd2bced6cca2ba",
+  "build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless": "64dd34b2fedb26c9890c509d1bc81531",
+  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "df7d4ca2e5e1112c467635ce90bbb198",
+  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "3790fd6da37a7f3e2d263121ca52609f",
+  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "dd8e29d218b374975e7981a4ef9510f1",
+  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "bbe238d97fcc1ddb0d4a094ce3affc04",
   "build/prefab/lib/linux_arm64_gui/debug/libballisticaplus.a": "d9865523059d8cf11b2bef4b9da9a8c9",
   "build/prefab/lib/linux_arm64_gui/release/libballisticaplus.a": "56d6440f62c271c4ce9ef520400395a3",
   "build/prefab/lib/linux_arm64_server/debug/libballisticaplus.a": "d9865523059d8cf11b2bef4b9da9a8c9",
@@ -4097,14 +4097,14 @@
   "build/prefab/lib/mac_x86_64_gui/release/libballisticaplus.a": "c2cf0dc227e41a826c913d12e117c316",
   "build/prefab/lib/mac_x86_64_server/debug/libballisticaplus.a": "fbdc80e41c5883b4a893d2f0786e377f",
   "build/prefab/lib/mac_x86_64_server/release/libballisticaplus.a": "c2cf0dc227e41a826c913d12e117c316",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib": "73e6dd8dfba14ad1528d154ec43188c1",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb": "dfdb92bb0d84c405374e7da63c0eea4d",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.lib": "c20a6bd8ea7212f52c291fb6134a9bad",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.pdb": "0e994a801d91149256f2200f75cf58d6",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib": "de98295b7373dcf3c31d3cc5a135578b",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb": "65e5b683dfa92a02909e8182d6b25d6e",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.lib": "f1e4e29d76abdb38e92a93f45135d1d8",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.pdb": "8089cf4b541d14dc38ae71f3d05bde8e",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib": "1dfca87081151b7e5a06442214253dd5",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb": "b940b29384c69fd72a36b850d169c026",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.lib": "bb66949717079167eec996e90ef69585",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.pdb": "46fcd10d6fea36f51f61d6a11ea94e16",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib": "12ae5b092aef3ea1770586f8f5d34a00",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb": "374d9852e5489ece98043ee62fff9b4b",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.lib": "ef51d5e45ebb0d53da0bb1f901f03129",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.pdb": "e796ef2416394cd133bb5f52f8e0f6a2",
   "src/assets/ba_data/python/babase/_mgen/__init__.py": "f885fed7f2ed98ff2ba271f9dbe3391c",
   "src/assets/ba_data/python/babase/_mgen/enums.py": "b611c090513a21e2fe90e56582724e9d",
   "src/ballistica/base/mgen/pyembed/binding_base.inc": "72bfed2cce8ff19741989dec28302f3f",
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89050a41..6ac691dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### 1.7.33 (build 21778, api 8, 2024-03-13)
+### 1.7.33 (build 21788, api 8, 2024-03-14)
 - Stress test input-devices are now a bit smarter; they won't press any buttons
   while UIs are up (this could cause lots of chaos if it happened).
 - Added a 'Show Demos When Idle' option in advanced settings. If enabled, the
@@ -44,7 +44,10 @@
   Temp!)
 - Sphinx based Python documentation generation is now wired up (Thanks
   Loup-Garou911XD!)
-- Renaming & overwriting existing profiles is no longer possible (Thanks Temp
+- Renaming & overwriting existing profiles is no longer possible (Thanks Temp!)
+- Cleaned up builds when running under WSL. Things like `make mypy` should now
+  work correctly there, and it should now be possible to build and run either
+  Linux or Windows builds there.
 
 ### 1.7.32 (build 21741, api 8, 2023-12-20)
 - Fixed a screen message that no one will ever see (Thanks vishal332008?...)
@@ -71,6 +74,8 @@
   cleanly however (an `on_app_active_changed()` call in the `AppMode` class).
   This means that it also applies to other platforms when the app reaches the
   'inactive' state; for instance when minimizing the window on the SDL build.
+- Added an `allow_clear_button` arg to bauiv1.textwidget() which can be used to
+  disable the 'X' button that clears editable text widgets.
 
 ### 1.7.31 (build 21727, api 8, 2023-12-17)
 - Added `bascenev1.get_connection_to_host_info_2()` which is an improved
diff --git a/Makefile b/Makefile
index e43ffd49..70526b24 100644
--- a/Makefile
+++ b/Makefile
@@ -151,7 +151,7 @@ meta-clean:
 # few things such as localconfig.json).
 clean:
 	$(CHECK_CLEAN_SAFETY)
-	rm -rf build  # Handle this part ourself; can confuse git.
+	rm -rf build  # Kill build ourself; may confuse git if contains other repos.
 	git clean -dfx $(ROOT_CLEAN_IGNORES)
 
 # Show what clean would delete without actually deleting it.
@@ -210,37 +210,42 @@ pcommandbatch_speed_test: prereqs
 
 # Prebuilt binaries for various platforms.
 
+# WSL is Linux but running under Windows, so it can target either. By default
+# we want these top level targets (prefab-gui-debug, etc.) to yield native
+# Windows builds from WSL, but this env var can be set to override that.
+BA_WSL_TARGETS_WINDOWS ?= 1
+
 # Assemble & run a gui debug build for this platform.
 prefab-gui-debug: prefab-gui-debug-build
-	$($(shell $(PCOMMAND) prefab_run_var gui-debug))
+	$($(shell $(WSLU) $(PCOMMAND) prefab_run_var gui-debug))
 
 # Assemble & run a gui release build for this platform.
 prefab-gui-release: prefab-gui-release-build
-	$($(shell $(PCOMMAND) prefab_run_var gui-release))
+	$($(shell $(WSLU) $(PCOMMAND) prefab_run_var gui-release))
 
 # Assemble a debug build for this platform.
 prefab-gui-debug-build:
-	@$(PCOMMAND) make_prefab gui-debug
+	$(WSLU) $(PCOMMAND) make_prefab gui-debug
 
 # Assemble a release build for this platform.
 prefab-gui-release-build:
-	@$(PCOMMAND) make_prefab gui-release
+	$(WSLU) $(PCOMMAND) make_prefab gui-release
 
 # Assemble & run a server debug build for this platform.
 prefab-server-debug: prefab-server-debug-build
-	$($(shell $(PCOMMAND) prefab_run_var server-debug))
+	$($(shell $(WSLU) $(PCOMMAND) prefab_run_var server-debug))
 
 # Assemble & run a server release build for this platform.
 prefab-server-release: prefab-server-release-build
-	$($(shell $(PCOMMAND) prefab_run_var server-release))
+	$($(shell $(WSLU) $(PCOMMAND) prefab_run_var server-release))
 
 # Assemble a server debug build for this platform.
 prefab-server-debug-build:
-	@$(PCOMMAND) make_prefab server-debug
+	$(WSLU) $(PCOMMAND) make_prefab server-debug
 
 # Assemble a server release build for this platform.
 prefab-server-release-build:
-	@$(PCOMMAND) make_prefab server-release
+	$(WSLU) $(PCOMMAND) make_prefab server-release
 
 # Clean all prefab builds.
 prefab-clean:
@@ -261,11 +266,11 @@ RUN_PREFAB_MAC_ARM64_GUI_DEBUG = cd build/prefab/full/mac_arm64_gui/debug \
 
 prefab-mac-x86-64-gui-debug: prefab-mac-x86-64-gui-debug-build
 	@$(PCOMMAND) ensure_prefab_platform mac_x86_64
-	@$(RUN_PREFAB_MAC_X86_64_GUI_DEBUG)
+	$(RUN_PREFAB_MAC_X86_64_GUI_DEBUG)
 
 prefab-mac-arm64-gui-debug: prefab-mac-arm64-gui-debug-build
 	@$(PCOMMAND) ensure_prefab_platform mac_arm64
-	@$(RUN_PREFAB_MAC_ARM64_GUI_DEBUG)
+	$(RUN_PREFAB_MAC_ARM64_GUI_DEBUG)
 
 prefab-mac-x86-64-gui-debug-build: prereqs assets-cmake \
    build/prefab/full/mac_x86_64_gui/debug/ballisticakit
@@ -291,11 +296,11 @@ RUN_PREFAB_MAC_ARM64_GUI_RELEASE = cd build/prefab/full/mac_arm64_gui/release \
 
 prefab-mac-x86-64-gui-release: prefab-mac-x86-64-gui-release-build
 	@$(PCOMMAND) ensure_prefab_platform mac_x86_64
-	@$(RUN_PREFAB_MAC_X86_64_GUI_RELEASE)
+	$(RUN_PREFAB_MAC_X86_64_GUI_RELEASE)
 
 prefab-mac-arm64-gui-release: prefab-mac-arm64-gui_release-build
 	@$(PCOMMAND) ensure_prefab_platform mac_arm64
-	@$(RUN_PREFAB_MAC_ARM64_GUI_RELEASE)
+	$(RUN_PREFAB_MAC_ARM64_GUI_RELEASE)
 
 prefab-mac-x86-64-gui-release-build: prereqs assets-cmake \
    build/prefab/full/mac_x86_64_gui/release/ballisticakit
@@ -325,7 +330,7 @@ prefab-mac-x86-64-server-debug: prefab-mac-x86-64-server-debug-build
 
 prefab-mac-arm64-server-debug: prefab-mac-arm64-server-debug-build
 	@$(PCOMMAND) ensure_prefab_platform mac_arm64
-	@$(RUN_PREFAB_MAC_ARM64_SERVER_DEBUG)
+	$(RUN_PREFAB_MAC_ARM64_SERVER_DEBUG)
 
 prefab-mac-x86-64-server-debug-build: prereqs assets-server \
    build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless
@@ -351,11 +356,11 @@ RUN_PREFAB_MAC_ARM64_SERVER_RELEASE = cd \
 
 prefab-mac-x86-64-server-release: prefab-mac-x86-64-server-release-build
 	@$(PCOMMAND) ensure_prefab_platform mac_x86_64
-	@$(RUN_PREFAB_MAC_X86_64_SERVER_RELEASE)
+	$(RUN_PREFAB_MAC_X86_64_SERVER_RELEASE)
 
 prefab-mac-arm64-server-release: prefab-mac-arm64-server-release-build
 	@$(PCOMMAND) ensure_prefab_platform mac_arm64
-	@$(RUN_PREFAB_MAC_ARM64_SERVER_RELEASE)
+	$(RUN_PREFAB_MAC_ARM64_SERVER_RELEASE)
 
 prefab-mac-x86-64-server-release-build: prereqs assets-server \
    build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless
@@ -382,12 +387,12 @@ RUN_PREFAB_LINUX_ARM64_GUI_DEBUG = cd \
   build/prefab/full/linux_arm64_gui/debug && ./ballisticakit
 
 prefab-linux-x86-64-gui-debug: prefab-linux-x86-64-gui-debug-build
-	@$(PCOMMAND) ensure_prefab_platform linux_x86_64
-	@$(RUN_PREFAB_LINUX_X86_64_GUI_DEBUG)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_x86_64
+	$(RUN_PREFAB_LINUX_X86_64_GUI_DEBUG)
 
 prefab-linux-arm64-gui-debug: prefab-linux-arm64-gui-debug-build
-	@$(PCOMMAND) ensure_prefab_platform linux_arm64
-	@$(RUN_PREFAB_LINUX_ARM64_GUI_DEBUG)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_arm64
+	$(RUN_PREFAB_LINUX_ARM64_GUI_DEBUG)
 
 prefab-linux-x86-64-gui-debug-build: prereqs assets-cmake \
    build/prefab/full/linux_x86_64_gui/debug/ballisticakit
@@ -412,12 +417,12 @@ RUN_PREFAB_LINUX_ARM64_GUI_RELEASE = cd \
   build/prefab/full/linux_arm64_gui/release && ./ballisticakit
 
 prefab-linux-x86-64-gui-release: prefab-linux-x86-64-gui-release-build
-	@$(PCOMMAND) ensure_prefab_platform linux_x86_64
-	@$(RUN_PREFAB_LINUX_X86_64_GUI_RELEASE)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_x86_64
+	$(RUN_PREFAB_LINUX_X86_64_GUI_RELEASE)
 
 prefab-linux-arm64-gui-release: prefab-linux-arm64-gui-release-build
-	@$(PCOMMAND) ensure_prefab_platform linux_arm64
-	@$(RUN_PREFAB_LINUX_ARM64_GUI_RELEASE)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_arm64
+	$(RUN_PREFAB_LINUX_ARM64_GUI_RELEASE)
 
 prefab-linux-x86-64-gui-release-build: prereqs assets-cmake \
    build/prefab/full/linux_x86_64_gui/release/ballisticakit
@@ -442,12 +447,12 @@ RUN_PREFAB_LINUX_ARM64_SERVER_DEBUG = cd \
    build/prefab/full/linux_arm64_server/debug && ./ballisticakit_server
 
 prefab-linux-x86-64-server-debug: prefab-linux-x86-64-server-debug-build
-	@$(PCOMMAND) ensure_prefab_platform linux_x86_64
-	@$(RUN_PREFAB_LINUX_X86_64_SERVER_DEBUG)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_x86_64
+	$(RUN_PREFAB_LINUX_X86_64_SERVER_DEBUG)
 
 prefab-linux-arm64-server-debug: prefab-linux-arm64-server-debug-build
-	@$(PCOMMAND) ensure_prefab_platform linux_arm64
-	@$(RUN_PREFAB_LINUX_ARM64_SERVER_DEBUG)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_arm64
+	$(RUN_PREFAB_LINUX_ARM64_SERVER_DEBUG)
 
 prefab-linux-x86-64-server-debug-build: prereqs assets-server \
    build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless
@@ -474,12 +479,12 @@ RUN_PREFAB_LINUX_ARM64_SERVER_RELEASE = cd \
    build/prefab/full/linux_arm64_server/release && ./ballisticakit_server
 
 prefab-linux-x86-64-server-release: prefab-linux-x86-64-server-release-build
-	@$(PCOMMAND) ensure_prefab_platform linux_x86_64
-	@$(RUN_PREFAB_LINUX_X86_64_SERVER_RELEASE)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_x86_64
+	$(RUN_PREFAB_LINUX_X86_64_SERVER_RELEASE)
 
 prefab-linux-arm64-server-release: prefab-linux-arm64-server-release-build
-	@$(PCOMMAND) ensure_prefab_platform linux_arm64
-	@$(RUN_PREFAB_LINUX_ARM64_SERVER_RELEASE)
+	@$(WSLL) $(PCOMMAND) ensure_prefab_platform linux_arm64
+	$(RUN_PREFAB_LINUX_ARM64_SERVER_RELEASE)
 
 prefab-linux-x86-64-server-release-build: prereqs assets-server \
    build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless
@@ -503,8 +508,8 @@ RUN_PREFAB_WINDOWS_X86_GUI_DEBUG = cd build/prefab/full/windows_x86_gui/debug \
   && ./BallisticaKit.exe
 
 prefab-windows-x86-gui-debug: prefab-windows-x86-gui-debug-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
-	@$(RUN_PREFAB_WINDOWS_X86_GUI_DEBUG)
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
+	$(RUN_PREFAB_WINDOWS_X86_GUI_DEBUG)
 
 prefab-windows-x86-gui-debug-build: prereqs assets-windows-$(WINPLAT_X86) \
    build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe
@@ -526,8 +531,8 @@ RUN_PREFAB_WINDOWS_X86_GUI_RELEASE = cd \
   build/prefab/full/windows_x86_gui/release && ./BallisticaKit.exe
 
 prefab-windows-x86-gui-release: prefab-windows-x86-gui-release-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
-	@$(RUN_PREFAB_WINDOWS_X86_GUI_RELEASE)
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
+	$(RUN_PREFAB_WINDOWS_X86_GUI_RELEASE)
 
 prefab-windows-x86-gui-release-build: prereqs \
    assets-windows-$(WINPLAT_X86) \
@@ -551,8 +556,8 @@ RUN_PREFAB_WINDOWS_X86_SERVER_DEBUG = cd \
    && dist/python_d.exe ballisticakit_server.py
 
 prefab-windows-x86-server-debug: prefab-windows-x86-server-debug-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
-	@$(RUN_PREFAB_WINDOWS_X86_SERVER_DEBUG)
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
+	$(RUN_PREFAB_WINDOWS_X86_SERVER_DEBUG)
 
 prefab-windows-x86-server-debug-build: prereqs \
    assets-windows-$(WINPLAT_X86) \
@@ -576,8 +581,8 @@ RUN_PREFAB_WINDOWS_X86_SERVER_RELEASE = cd \
    && dist/python.exe -O ballisticakit_server.py
 
 prefab-windows-x86-server-release: prefab-windows-x86-server-release-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
-	@$(RUN_PREFAB_WINDOWS_X86_SERVER_RELEASE)
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
+	$(RUN_PREFAB_WINDOWS_X86_SERVER_RELEASE)
 
 prefab-windows-x86-server-release-build: prereqs \
    assets-windows-$(WINPLAT_X86) \
@@ -964,66 +969,66 @@ WINDOWS_CONFIGURATION ?= Debug
 
 # Stage assets and other files so a built binary will run.
 windows-staging: assets-windows resources meta
-	$(STAGE_BUILD) -win-$(WINPLT) -$(WINCFGLC) build/windows/$(WINCFG)_$(WINPLT)
+	@$(STAGE_BUILD) -win-$(WINPLT) -$(WINCFGLC) build/windows/$(WINCFG)_$(WINPLT)
 
 # Build and run a debug windows build (from WSL).
 windows-debug: windows-debug-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	build/windows/Debug_Win32/BallisticaKitGeneric.exe
 
 # Build and run a release windows build (from WSL).
 windows-release: windows-release-build
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	build/windows/Release_Win32/BallisticaKitGeneric.exe
 
 # Build a debug windows build (from WSL).
-windows-debug-build: \
+windows-debug-build: prereqs \
    build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib \
    build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	@$(PCOMMAND) wsl_build_check_win_drive
 	WINDOWS_CONFIGURATION=Debug WINDOWS_PLATFORM=Win32 $(MAKE) windows-staging
 	WINDOWS_PROJECT=Generic WINDOWS_CONFIGURATION=Debug WINDOWS_PLATFORM=Win32 \
   $(MAKE) _windows-wsl-build
 
 # Rebuild a debug windows build (from WSL).
-windows-debug-rebuild: \
+windows-debug-rebuild: prereqs \
    build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib \
    build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	@$(PCOMMAND) wsl_build_check_win_drive
 	WINDOWS_CONFIGURATION=Debug WINDOWS_PLATFORM=Win32 $(MAKE) windows-staging
 	WINDOWS_PROJECT=Generic WINDOWS_CONFIGURATION=Debug WINDOWS_PLATFORM=Win32 \
   $(MAKE) _windows-wsl-rebuild
 
 # Build a release windows build (from WSL).
-windows-release-build: \
+windows-release-build: prereqs \
    build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib \
    build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	@$(PCOMMAND) wsl_build_check_win_drive
 	WINDOWS_CONFIGURATION=Release WINDOWS_PLATFORM=Win32 $(MAKE) windows-staging
 	WINDOWS_PROJECT=Generic WINDOWS_CONFIGURATION=Release WINDOWS_PLATFORM=Win32 \
   $(MAKE) _windows-wsl-build
 
 # Rebuild a release windows build (from WSL).
-windows-release-rebuild: \
+windows-release-rebuild: prereqs \
    build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib \
    build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb
-	@$(PCOMMAND) ensure_prefab_platform windows_x86
+	@$(WSLW) $(PCOMMAND) ensure_prefab_platform windows_x86
 	@$(PCOMMAND) wsl_build_check_win_drive
 	WINDOWS_CONFIGURATION=Release WINDOWS_PLATFORM=Win32 $(MAKE) windows-staging
 	WINDOWS_PROJECT=Generic WINDOWS_CONFIGURATION=Release WINDOWS_PLATFORM=Win32 \
   $(MAKE) _windows-wsl-rebuild
 
 # Remove all non-git-managed files in windows subdir.
-windows-clean:
+windows-clean: prereqs
 	@$(CHECK_CLEAN_SAFETY)
 	git clean -dfx ballisticakit-windows
 	rm -rf build/windows $(LAZYBUILDDIR)
 
 # Show what would be cleaned.
-windows-clean-list:
+windows-clean-list: prereqs
 	@$(CHECK_CLEAN_SAFETY)
 	git clean -dnx ballisticakit-windows
 	echo would also remove build/windows $(LAZYBUILDDIR)
@@ -1145,8 +1150,8 @@ cmake-modular-server-clean:
 
 # Stage assets for building/running within CLion.
 clion-staging: assets-cmake resources meta
-	$(STAGE_BUILD) -cmake -debug build/clion_debug
-	$(STAGE_BUILD) -cmake -release build/clion_release
+	@$(STAGE_BUILD) -cmake -debug build/clion_debug
+	@$(STAGE_BUILD) -cmake -release build/clion_release
 
 # Tell make which of these targets don't represent files.
 .PHONY: cmake cmake-build cmake-clean cmake-server cmake-server-build	\
@@ -1245,6 +1250,13 @@ _WMSBE_2 = \\Community\\MSBuild\\Current\\Bin\\MSBuild.exe\"
 _WMSBE_1B = /mnt/c/Program Files/Microsoft Visual Studio/2022
 _WMSBE_2B = /Community/MSBuild/Current/Bin/MSBuild.exe
 
+# Sets WSL build type to the user's choice (defaults to Windows).
+WSLU=BA_WSL_TARGETS_WINDOWS=$(BA_WSL_TARGETS_WINDOWS)
+# Sets WSL build type to Linux.
+WSLL=BA_WSL_TARGETS_WINDOWS=0
+# Sets WSL build type to Windows.
+WSLW=BA_WSL_TARGETS_WINDOWS=1
+
 VISUAL_STUDIO_VERSION = -property:VisualStudioVersion=17
 WIN_MSBUILD_EXE = $(_WMSBE_1)$(_WMSBE_2)
 WIN_MSBUILD_EXE_B = "$(_WMSBE_1B)$(_WMSBE_2B)"
diff --git a/src/assets/ba_data/python/baenv.py b/src/assets/ba_data/python/baenv.py
index 697bffcd..e795bb6e 100644
--- a/src/assets/ba_data/python/baenv.py
+++ b/src/assets/ba_data/python/baenv.py
@@ -52,7 +52,7 @@ if TYPE_CHECKING:
 
 # Build number and version of the ballistica binary we expect to be
 # using.
-TARGET_BALLISTICA_BUILD = 21778
+TARGET_BALLISTICA_BUILD = 21788
 TARGET_BALLISTICA_VERSION = '1.7.33'
 
 
diff --git a/src/ballistica/shared/ballistica.cc b/src/ballistica/shared/ballistica.cc
index 1e716406..2956724a 100644
--- a/src/ballistica/shared/ballistica.cc
+++ b/src/ballistica/shared/ballistica.cc
@@ -39,7 +39,7 @@ auto main(int argc, char** argv) -> int {
 namespace ballistica {
 
 // These are set automatically via script; don't modify them here.
-const int kEngineBuildNumber = 21778;
+const int kEngineBuildNumber = 21788;
 const char* kEngineVersion = "1.7.33";
 const int kEngineApiVersion = 8;
 
diff --git a/src/ballistica/shared/foundation/event_loop.cc b/src/ballistica/shared/foundation/event_loop.cc
index a2a714c5..d390defa 100644
--- a/src/ballistica/shared/foundation/event_loop.cc
+++ b/src/ballistica/shared/foundation/event_loop.cc
@@ -328,7 +328,6 @@ void EventLoop::BootstrapThread_() {
   assert(!bootstrapped_);
   assert(g_core);
   thread_id_ = std::this_thread::get_id();
-  const char* id_string;
 
   switch (identifier_) {
     case EventLoopID::kLogic:
diff --git a/src/ballistica/ui_v1/python/methods/python_methods_ui_v1.cc b/src/ballistica/ui_v1/python/methods/python_methods_ui_v1.cc
index 37992377..95d4132f 100644
--- a/src/ballistica/ui_v1/python/methods/python_methods_ui_v1.cc
+++ b/src/ballistica/ui_v1/python/methods/python_methods_ui_v1.cc
@@ -1932,6 +1932,7 @@ static auto PyTextWidget(PyObject* self, PyObject* args,
   PyObject* query_description_obj = Py_None;
   PyObject* adapter_finished_obj = Py_None;
   PyObject* glow_type_obj = Py_None;
+  PyObject* allow_clear_button_obj = Py_None;
 
   static const char* kwlist[] = {"edit",
                                  "parent",
@@ -1972,9 +1973,10 @@ static auto PyTextWidget(PyObject* self, PyObject* args,
                                  "query_description",
                                  "adapter_finished",
                                  "glow_type",
+                                 "allow_clear_button",
                                  nullptr};
   if (!PyArg_ParseTupleAndKeywords(
-          args, keywds, "|OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO",
+          args, keywds, "|OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO",
           const_cast<char**>(kwlist), &edit_obj, &parent_obj, &size_obj,
           &pos_obj, &text_obj, &v_align_obj, &h_align_obj, &editable_obj,
           &padding_obj, &on_return_press_call_obj, &on_activate_call_obj,
@@ -1985,7 +1987,8 @@ static auto PyTextWidget(PyObject* self, PyObject* args,
           &shadow_obj, &autoselect_obj, &rotate_obj, &enabled_obj,
           &force_internal_editing_obj, &always_show_carat_obj, &big_obj,
           &extra_touch_border_scale_obj, &res_scale_obj, &query_max_chars_obj,
-          &query_description_obj, &adapter_finished_obj, &glow_type_obj))
+          &query_description_obj, &adapter_finished_obj, &glow_type_obj,
+          &allow_clear_button_obj))
     return nullptr;
 
   if (!g_base->CurrentContext().IsEmpty()) {
@@ -2209,6 +2212,9 @@ static auto PyTextWidget(PyObject* self, PyObject* args,
     }
     widget->set_glow_type(glow_type);
   }
+  if (allow_clear_button_obj != Py_None) {
+    widget->set_allow_clear_button(Python::GetPyBool(allow_clear_button_obj));
+  }
 
   // If making a new widget, add it at the end.
   if (edit_obj == Py_None) {
@@ -2266,7 +2272,8 @@ static PyMethodDef PyTextWidgetDef = {
     "  query_max_chars: bauiv1.Widget | None = None,\n"
     "  query_description: bauiv1.Widget | None = None,\n"
     "  adapter_finished: bool | None = None,\n"
-    "  glow_type: str | None = None)\n"
+    "  glow_type: str | None = None,\n"
+    "  allow_clear_button: bool | None = None)\n"
     "  -> bauiv1.Widget\n"
     "\n"
     "Create or edit a text widget.\n"
diff --git a/src/ballistica/ui_v1/widget/text_widget.cc b/src/ballistica/ui_v1/widget/text_widget.cc
index 6a6b0acb..a1caf3e4 100644
--- a/src/ballistica/ui_v1/widget/text_widget.cc
+++ b/src/ballistica/ui_v1/widget/text_widget.cc
@@ -30,7 +30,7 @@ TextWidget::TextWidget() {
   // FIXME - should generalize this to any controller-only situation.
   if (g_buildconfig.ostype_android()) {
     if (g_base->input->touch_input() == nullptr) {
-      do_clear_button_ = false;
+      implicit_clear_button_ = false;
     }
   }
   birth_time_millisecs_ =
@@ -253,7 +253,8 @@ void TextWidget::Draw(base::RenderPass* pass, bool draw_transparent) {
 
     // Clear button.
     if (editable() && (IsHierarchySelected() || always_show_carat_)
-        && !text_raw_.empty() && do_clear_button_) {
+        && !text_raw_.empty() && implicit_clear_button_
+        && allow_clear_button_) {
       base::SimpleComponent c(pass);
       c.SetTransparent(true);
       if (clear_pressed_ && clear_mouse_over_) {
@@ -819,7 +820,8 @@ auto TextWidget::HandleMessage(const base::WidgetMessage& m) -> bool {
       if (editable() && (IsHierarchySelected() || always_show_carat_)
           && !text_raw_.empty() && (x >= width_ - 35)
           && (x < width_ + kClearMargin) && (y > -kClearMargin)
-          && (y < height_ + kClearMargin) && do_clear_button_) {
+          && (y < height_ + kClearMargin) && implicit_clear_button_
+          && allow_clear_button_) {
         clear_pressed_ = clear_mouse_over_ = true;
         return true;
       }
diff --git a/src/ballistica/ui_v1/widget/text_widget.h b/src/ballistica/ui_v1/widget/text_widget.h
index 7c3cb3c6..2452186b 100644
--- a/src/ballistica/ui_v1/widget/text_widget.h
+++ b/src/ballistica/ui_v1/widget/text_widget.h
@@ -73,6 +73,7 @@ class TextWidget : public Widget {
   void set_flatness(float flatness) { flatness_ = flatness; }
   void set_shadow(float shadow) { shadow_ = shadow; }
   void set_res_scale(float res_scale);
+  void set_allow_clear_button(bool val) { allow_clear_button_ = val; }
   auto GetTextWidth() -> float;
   void OnLanguageChange() override;
   void AdapterFinished();
@@ -130,7 +131,8 @@ class TextWidget : public Widget {
   bool selectable_{};
   bool clear_pressed_{};
   bool clear_mouse_over_{};
-  bool do_clear_button_{true};
+  bool implicit_clear_button_{true};
+  bool allow_clear_button_{true};
   int carat_position_{9999};
   int max_chars_{99999};
   float res_scale_{1.0f};
diff --git a/src/tools/pcommandbatch/pcommandbatch.c b/src/tools/pcommandbatch/pcommandbatch.c
index 4e1c6991..846a8d0d 100644
--- a/src/tools/pcommandbatch/pcommandbatch.c
+++ b/src/tools/pcommandbatch/pcommandbatch.c
@@ -165,11 +165,16 @@ int get_running_server_port_(const struct Context_* ctx,
 
   cJSON* state_dict = cJSON_Parse(buf);
   if (!state_dict) {
+    // An un-parseable state file is not a recoverable error; go down hard.
+    // State files are written and then moved into place so we should never
+    // see something like a half-written file.
     fprintf(stderr,
-            "Error: pcommandbatch client %s_%d (pid %d): failed to parse state "
-            "value.\n",
-            ctx->instance_prefix, ctx->instance_num, ctx->pid);
-    return -1;
+            "Fatal Error: pcommandbatch client %s_%d (pid %d):"
+            " failed to parse state file value of size %zu.\n",
+            ctx->instance_prefix, ctx->instance_num, ctx->pid, amt);
+    fflush(stderr);
+    abort();
+    // return -1;
   }
 
   // If results included output, print it.
diff --git a/tools/batools/apprun.py b/tools/batools/apprun.py
index e3e3640a..0e8afd9c 100755
--- a/tools/batools/apprun.py
+++ b/tools/batools/apprun.py
@@ -1,6 +1,6 @@
 # Released under the MIT License. See LICENSE for details.
 #
-"""Utils for wrangling runs of the app.
+"""Utils for wrangling running the app as part of a build.
 
 Manages constructing or downloading it as well as running it.
 """
@@ -105,6 +105,9 @@ def acquire_binary(assets: bool, purpose: str) -> str:
     if os.environ.get('BA_APP_RUN_ENABLE_BUILDS') == '1':
         # Going the build-it-ourselves route.
 
+        # Don't need any env mods for this path.
+        env = None
+
         if os.environ.get('BA_APP_RUN_BUILD_HEADLESS') == '1':
             # User has opted for headless builds.
             if assets:
@@ -141,16 +144,23 @@ def acquire_binary(assets: bool, purpose: str) -> str:
                 binary_build_command = ['make', 'cmake-binary']
             binary_path = 'build/cmake/debug/staged/ballisticakit'
     else:
-        # Ok; going with prefab headless stuff.
+        # Ok; going with a downloaded prefab headless build.
 
-        # Let the user know how to use their own binaries instead.
+        # By default, prefab build targets on WSL (Linux running on
+        # Windows) will give us Windows builds which won't work right
+        # here. Ask it for Linux builds instead.
+        env = dict(os.environ, BA_WSL_TARGETS_WINDOWS='0')
+
+        # Let the user know how to use their own built binaries instead
+        # if they prefer.
         note = '\n' + textwrap.fill(
-            'NOTE: You can set env-var BA_APP_RUN_ENABLE_BUILDS=1'
-            f' to use locally-built binaries for {purpose}'
-            ' instead of prefab ones. This will properly reflect any changes'
-            ' you\'ve made to the C/C++ layer.',
+            f'NOTE: You can set env-var BA_APP_RUN_ENABLE_BUILDS=1'
+            f' to use locally-built binaries for {purpose} instead'
+            f' of prefab ones. This will properly reflect any changes'
+            f' you\'ve made to the C/C++ layer.',
             80,
         )
+
         if assets:
             print(
                 f'{Clr.SMAG}Fetching prefab binary & assets for'
@@ -160,6 +170,7 @@ def acquire_binary(assets: bool, purpose: str) -> str:
             binary_path = (
                 subprocess.run(
                     ['tools/pcommand', 'prefab_binary_path', 'server-release'],
+                    env=env,
                     check=True,
                     capture_output=True,
                 )
@@ -176,6 +187,7 @@ def acquire_binary(assets: bool, purpose: str) -> str:
             binary_path = (
                 subprocess.run(
                     ['tools/pcommand', 'prefab_binary_path', 'server-release'],
+                    env=env,
                     check=True,
                     capture_output=True,
                 )
@@ -184,7 +196,7 @@ def acquire_binary(assets: bool, purpose: str) -> str:
             )
             binary_build_command = ['make', binary_path]
 
-    subprocess.run(binary_build_command, check=True)
+    subprocess.run(binary_build_command, env=env, check=True)
     if not os.path.exists(binary_path):
         raise RuntimeError(
             f"Binary not found at expected path '{binary_path}'."
diff --git a/tools/batools/build.py b/tools/batools/build.py
index 69a94a63..b7c54495 100644
--- a/tools/batools/build.py
+++ b/tools/batools/build.py
@@ -76,6 +76,87 @@ class PrefabTarget(Enum):
     GUI_RELEASE = 'gui-release'
     SERVER_RELEASE = 'server-release'
 
+    @property
+    def buildtype(self) -> str:
+        """Return the build type for this target."""
+        return self.value.split('-')[0]
+
+    @property
+    def buildmode(self) -> str:
+        """Return the build mode for this target."""
+        return self.value.split('-')[1]
+
+
+class PrefabPlatform(Enum):
+    """Distinct os/cpu-arch/etc. combos we support for prefab builds."""
+
+    MAC_X86_64 = 'mac_x86_64'
+    MAC_ARM64 = 'mac_arm64'
+    WINDOWS_X86 = 'windows_x86'
+    LINUX_X86_64 = 'linux_x86_64'
+    LINUX_ARM64 = 'linux_arm64'
+
+    @classmethod
+    def get_current(
+        cls, wsl_targets_windows: bool | None = None
+    ) -> PrefabPlatform:
+        """Get an identifier for the platform running this build.
+
+        Pass a bool `wsl_targets_windows` value to cause WSL to target
+        either native Windows (True) or Linux (False). If this value is
+        not passed, the env var BA_WSL_TARGETS_WINDOWS is used, and if that
+        is not set, the default is False (Linux builds).
+
+        Throws a RuntimeError on unsupported platforms.
+        """
+        import platform
+
+        if wsl_targets_windows is None:
+            wsl_targets_windows = (
+                os.environ.get('BA_WSL_TARGETS_WINDOWS', '0') == '1'
+            )
+
+        system = platform.system()
+        machine = platform.machine()
+
+        if system == 'Darwin':
+            if machine == 'x86_64':
+                return cls.MAC_X86_64
+            if machine == 'arm64':
+                return cls.MAC_ARM64
+            raise RuntimeError(
+                f'PrefabPlatform.get_current:'
+                f' unsupported mac machine type:'
+                f' {machine}.'
+            )
+        if system == 'Linux':
+            # If it looks like we're in Windows Subsystem for Linux, we may
+            # want to operate on Windows versions.
+            if wsl_targets_windows:
+                if 'microsoft' in platform.uname().release.lower():
+                    if machine == 'x86_64':
+                        # Currently always targeting 32 bit for prefab stuff.
+                        return cls.WINDOWS_X86
+                    # TODO: add support for arm windows
+                    raise RuntimeError(
+                        f'make_prefab: unsupported win machine type: {machine}.'
+                    )
+
+            if machine == 'x86_64':
+                return cls.LINUX_X86_64
+            if machine == 'aarch64':
+                return cls.LINUX_ARM64
+            raise RuntimeError(
+                f'PrefabPlatform.get_current:'
+                f' unsupported linux machine type:'
+                f' {machine}.'
+            )
+        raise RuntimeError(
+            f'PrefabPlatform.get_current:'
+            f' unrecognized platform:'
+            f' {platform.system()}.'
+        )
+
 
 class LazyBuildCategory(Enum):
     """Types of sources."""
@@ -296,49 +377,6 @@ def archive_old_builds(
         )
 
 
-def get_current_prefab_platform(wsl_gives_windows: bool = True) -> str:
-    """Get an identifier for the platform running this build.
-
-    Throws a RuntimeError on unsupported platforms.
-    """
-    import platform
-
-    system = platform.system()
-    machine = platform.machine()
-
-    if system == 'Darwin':
-        if machine == 'x86_64':
-            return 'mac_x86_64'
-        if machine == 'arm64':
-            return 'mac_arm64'
-        raise RuntimeError(
-            f'make_prefab: unsupported mac machine type:' f' {machine}.'
-        )
-    if system == 'Linux':
-        # If it looks like we're in Windows Subsystem for Linux,
-        # we may want to operate on Windows versions.
-        if wsl_gives_windows:
-            if 'microsoft' in platform.uname().release.lower():
-                if machine == 'x86_64':
-                    # Currently always targeting 32 bit for prefab stuff.
-                    return 'windows_x86'
-                # TODO: add support for arm windows
-                raise RuntimeError(
-                    f'make_prefab: unsupported win machine type: {machine}.'
-                )
-
-        if machine == 'x86_64':
-            return 'linux_x86_64'
-        if machine == 'aarch64':
-            return 'linux_arm64'
-        raise RuntimeError(
-            f'make_prefab: unsupported linux machine type:' f' {machine}.'
-        )
-    raise RuntimeError(
-        f'make_prefab: unrecognized platform:' f' {platform.system()}.'
-    )
-
-
 def _vstr(nums: Sequence[int]) -> str:
     return '.'.join(str(i) for i in nums)
 
diff --git a/tools/batools/pcommands.py b/tools/batools/pcommands.py
index eb2be2cb..79add57c 100644
--- a/tools/batools/pcommands.py
+++ b/tools/batools/pcommands.py
@@ -487,34 +487,6 @@ def efrocache_get() -> None:
         pcommand.clientprint(output)
 
 
-def get_modern_make() -> None:
-    """Print name of a modern make command."""
-    import platform
-    import subprocess
-
-    pcommand.disallow_in_batch()
-
-    # Mac gnu make is outdated (due to newer versions using GPL3 I believe).
-    # so let's return 'gmake' there which will point to homebrew make which
-    # should be up to date.
-    if platform.system() == 'Darwin':
-        if (
-            subprocess.run(
-                ['which', 'gmake'], check=False, capture_output=True
-            ).returncode
-            != 0
-        ):
-            print(
-                'WARNING: this requires gmake (mac system make is too old).'
-                " Install it with 'brew install make'",
-                file=sys.stderr,
-                flush=True,
-            )
-        print('gmake')
-    else:
-        print('make')
-
-
 def warm_start_asset_build() -> None:
     """Prep asset builds to run faster."""
     import os
@@ -608,6 +580,24 @@ def checkenv() -> None:
     batools.build.checkenv()
 
 
+def prefab_platform() -> None:
+    """Print the current prefab-platform value."""
+    from efro.error import CleanError
+
+    from batools.build import PrefabPlatform
+
+    # Platform determination uses env vars; won't work in batch.
+    pcommand.disallow_in_batch()
+
+    args = pcommand.get_args()
+    if len(args) != 0:
+        raise CleanError('No arguments expected.')
+
+    current = PrefabPlatform.get_current()
+
+    print(current.value, end='')
+
+
 def ensure_prefab_platform() -> None:
     """Ensure we are running on a particular prefab platform.
 
@@ -616,50 +606,90 @@ def ensure_prefab_platform() -> None:
     the prefab platform may be Windows; not Linux. Also, a 64-bit
     os may be targeting a 32-bit platform.
     """
-    import batools.build
     from efro.error import CleanError
 
+    from batools.build import PrefabPlatform
+
+    # Platform determination uses env vars; won't work in batch.
+    pcommand.disallow_in_batch()
+
     args = pcommand.get_args()
     if len(args) != 1:
-        raise CleanError('Expected 1 platform name arg.')
-    needed = args[0]
-    current = batools.build.get_current_prefab_platform()
-    if current != needed:
+        options = ', '.join(t.value for t in PrefabPlatform)
         raise CleanError(
-            f'Incorrect platform: we are {current}, this requires {needed}.'
+            f'Expected 1 PrefabPlatform arg. Options are {options}.'
+        )
+    needed = PrefabPlatform(args[0])
+    current = PrefabPlatform.get_current()
+    if current is not needed:
+        raise CleanError(
+            f'Incorrect platform: we are {current.value},'
+            f' this requires {needed.value}.'
         )
 
 
 def prefab_run_var() -> None:
     """Print the current platform prefab run target var."""
-    import batools.build
+    from batools.build import PrefabPlatform
+
+    # Platform determination uses env vars; won't work in batch.
+    pcommand.disallow_in_batch()
 
     args = pcommand.get_args()
     if len(args) != 1:
         raise RuntimeError('Expected 1 arg.')
     base = args[0].replace('-', '_').upper()
-    platform = batools.build.get_current_prefab_platform().upper()
+    platform = PrefabPlatform.get_current().value.upper()
     pcommand.clientprint(f'RUN_PREFAB_{platform}_{base}', end='')
 
 
 def prefab_binary_path() -> None:
-    """Print the current platform prefab binary path."""
-    import batools.build
+    """Print the path to the current prefab binary."""
+    from typing import assert_never
 
+    from efro.error import CleanError
+
+    from batools.build import PrefabPlatform, PrefabTarget
+
+    # Platform determination uses env vars; won't work in batch.
     pcommand.disallow_in_batch()
 
     if len(sys.argv) != 3:
-        raise RuntimeError('Expected 1 arg.')
-    buildtype, buildmode = sys.argv[2].split('-')
-    platform = batools.build.get_current_prefab_platform()
-    if buildtype == 'gui':
-        binpath = 'ballisticakit'
-    elif buildtype == 'server':
-        binpath = 'dist/ballisticakit_headless'
+        options = ', '.join(t.value for t in PrefabTarget)
+        raise CleanError(f'Expected 1 PrefabTarget arg. Options are {options}.')
+
+    target = PrefabTarget(sys.argv[2])
+
+    buildtype = target.buildtype
+    buildmode = target.buildmode
+
+    platform = PrefabPlatform.get_current()
+
+    if platform is PrefabPlatform.WINDOWS_X86:
+        if buildtype == 'gui':
+            binpath = 'BallisticaKit.exe'
+        elif buildtype == 'server':
+            binpath = 'dist/BallisticaKitHeadless.exe'
+        else:
+            raise ValueError(f"Invalid buildtype '{buildtype}'.")
+    elif (
+        platform is PrefabPlatform.MAC_ARM64
+        or platform is PrefabPlatform.MAC_X86_64
+        or platform is PrefabPlatform.LINUX_ARM64
+        or platform is PrefabPlatform.LINUX_X86_64
+    ):
+        if buildtype == 'gui':
+            binpath = 'ballisticakit'
+        elif buildtype == 'server':
+            binpath = 'dist/ballisticakit_headless'
+        else:
+            raise ValueError(f"Invalid buildtype '{buildtype}'.")
     else:
-        raise ValueError(f"Invalid buildtype '{buildtype}'.")
+        # Make sure we're covering all options.
+        assert_never(platform)
+
     print(
-        f'build/prefab/full/{platform}_{buildtype}/{buildmode}/{binpath}',
+        f'build/prefab/full/{platform.value}_{buildtype}/{buildmode}/{binpath}',
         end='',
     )
 
@@ -667,20 +697,21 @@ def prefab_binary_path() -> None:
 def make_prefab() -> None:
     """Run prefab builds for the current platform."""
     import subprocess
-    import batools.build
+    from batools.build import PrefabPlatform, PrefabTarget
 
+    # Platform determination uses env vars; won't work in batch.
     pcommand.disallow_in_batch()
 
     if len(sys.argv) != 3:
         raise RuntimeError('Expected one argument')
-    target = batools.build.PrefabTarget(sys.argv[2])
-    platform = batools.build.get_current_prefab_platform()
+    targetstr = PrefabTarget(sys.argv[2]).value
+    platformstr = PrefabPlatform.get_current().value
 
     # We use dashes instead of underscores in target names.
-    platform = platform.replace('_', '-')
+    platformstr = platformstr.replace('_', '-')
     try:
         subprocess.run(
-            ['make', f'prefab-{platform}-{target.value}-build'], check=True
+            ['make', f'prefab-{platformstr}-{targetstr}-build'], check=True
         )
     except (Exception, KeyboardInterrupt) as exc:
         if str(exc):
@@ -697,6 +728,7 @@ def lazybuild() -> None:
     # This command is not a good candidate for batch since it can be
     # long running and prints various stuff throughout the process.
     pcommand.disallow_in_batch()
+
     args = pcommand.get_args()
 
     if len(args) < 3:
diff --git a/tools/batools/pcommands2.py b/tools/batools/pcommands2.py
index 203c9eaa..bfa18a9e 100644
--- a/tools/batools/pcommands2.py
+++ b/tools/batools/pcommands2.py
@@ -204,7 +204,7 @@ def win_ci_install_prereqs() -> None:
 
     # We'll need to pull a handful of things out of efrocache for the
     # build to succeed. Normally this would happen through our Makefile
-    # targets but we can't use them under raw window so we need to just
+    # targets but we can't use them under raw Windows so we need to just
     # hard-code whatever we need here.
     lib_dbg_win32 = 'build/prefab/lib/windows/Debug_Win32'
     needed_targets: set[str] = {
@@ -256,11 +256,11 @@ def win_ci_binary_build() -> None:
 
 
 def update_cmake_prefab_lib() -> None:
-    """Update prefab internal libs for builds."""
+    """Update prefab internal libs; run as part of a build."""
     import subprocess
     import os
     from efro.error import CleanError
-    import batools.build
+    from batools.build import PrefabPlatform
 
     pcommand.disallow_in_batch()
 
@@ -275,14 +275,18 @@ def update_cmake_prefab_lib() -> None:
         raise CleanError(f'Invalid buildtype: {buildtype}')
     if mode not in {'debug', 'release'}:
         raise CleanError(f'Invalid mode: {mode}')
-    platform = batools.build.get_current_prefab_platform(
-        wsl_gives_windows=False
-    )
-    suffix = '_server' if buildtype == 'server' else '_gui'
-    target = f'build/prefab/lib/{platform}{suffix}/{mode}/libballisticaplus.a'
 
-    # Build the target and then copy it to dst if it doesn't exist there yet
-    # or the existing one is older than our target.
+    # Our 'cmake' build targets use the Linux side of WSL; not native
+    # Windows.
+    platform = PrefabPlatform.get_current(wsl_targets_windows=False)
+
+    suffix = '_server' if buildtype == 'server' else '_gui'
+    target = (
+        f'build/prefab/lib/{platform.value}{suffix}/{mode}/libballisticaplus.a'
+    )
+
+    # Build the target and then copy it to dst if it doesn't exist there
+    # yet or the existing one is older than our target.
     subprocess.run(['make', target], check=True)
 
     libdir = os.path.join(builddir, 'prefablib')
@@ -431,7 +435,7 @@ def wsl_build_check_win_drive() -> None:
         != 0
     ):
         raise CleanError(
-            'wslpath not found; you must run this from a WSL environment'
+            "'wslpath' not found. This does not seem to be a WSL environment."
         )
 
     if os.environ.get('WSL_BUILD_CHECK_WIN_DRIVE_IGNORE') == '1':
@@ -448,9 +452,12 @@ def wsl_build_check_win_drive() -> None:
         .strip()
     )
 
-    # If we're sitting under the linux filesystem, our path
-    # will start with \\wsl$; fail in that case and explain why.
-    if not path.startswith('\\\\wsl$'):
+    # If we're sitting under the linux filesystem, our path will start
+    # with '\\wsl$' or '\\wsl.localhost' or '\\wsl\'; fail in that case
+    # and explain why.
+    if not any(
+        path.startswith(x) for x in ['\\\\wsl$', '\\\\wsl.', '\\\\wsl\\']
+    ):
         return
 
     def _wrap(txt: str) -> str:
@@ -475,7 +482,7 @@ def wsl_build_check_win_drive() -> None:
                     'Note that WSL2 filesystem performance'
                     ' is poor when accessing'
                     ' native Windows drives, so if Visual Studio builds are not'
-                    ' needed it may be best to keep things'
+                    ' needed it may be best to keep things here'
                     ' on the Linux filesystem.'
                     ' This behavior may differ under WSL1 (untested).'
                 ),
@@ -540,3 +547,31 @@ def wsl_path_to_win() -> None:
     if escape:
         out = out.replace('\\', '\\\\')
     print(out, end='')
+
+
+def get_modern_make() -> None:
+    """Print name of a modern make command."""
+    import platform
+    import subprocess
+
+    pcommand.disallow_in_batch()
+
+    # Mac gnu make is outdated (due to newer versions using GPL3 I believe).
+    # so let's return 'gmake' there which will point to homebrew make which
+    # should be up to date.
+    if platform.system() == 'Darwin':
+        if (
+            subprocess.run(
+                ['which', 'gmake'], check=False, capture_output=True
+            ).returncode
+            != 0
+        ):
+            print(
+                'WARNING: this requires gmake (mac system make is too old).'
+                " Install it with 'brew install make'",
+                file=sys.stderr,
+                flush=True,
+            )
+        print('gmake')
+    else:
+        print('make')
diff --git a/tools/batools/staging.py b/tools/batools/staging.py
index 5a14ea75..20b92523 100755
--- a/tools/batools/staging.py
+++ b/tools/batools/staging.py
@@ -11,6 +11,7 @@ import subprocess
 from functools import partial
 from typing import TYPE_CHECKING
 
+from efro.terminal import Clr
 from efrotools import PYVER, extract_arg, extract_flag
 
 if TYPE_CHECKING:
@@ -39,6 +40,7 @@ class AssetStager:
 
     def __init__(self, projroot: str) -> None:
         self.projroot = projroot
+        self.desc = 'unknown'
         # We always calc src relative to this script.
         self.src = f'{self.projroot}/build/assets'
         self.dst: str | None = None
@@ -71,6 +73,12 @@ class AssetStager:
         """Do the thing."""
         self._parse_args(args)
 
+        print(
+            f'{Clr.BLU}Staging for {Clr.MAG}{Clr.BLD}{self.desc}{Clr.RST}'
+            f'{Clr.BLU} at {Clr.MAG}{Clr.BLD}{self.dst}'
+            f'{Clr.RST}{Clr.BLU}...{Clr.RST}'
+        )
+
         # Ok, now for every top level dir in src, come up with a nice single
         # command to sync the needed subset of it to dst.
 
@@ -140,22 +148,27 @@ class AssetStager:
             )
 
         if platform_arg == '-android':
+            self.desc = 'android'
             self._parse_android_args(args)
         elif platform_arg.startswith('-win'):
+            self.desc = 'windows'
             self._parse_win_args(platform_arg, args)
         elif platform_arg == '-cmake':
+            self.desc = 'cmake'
             self.dst = args[-1]
             self.tex_suffix = '.dds'
             # Link/copy in a binary *if* builddir is provided.
             self.include_binary_executable = self.builddir is not None
             self.executable_name = 'ballisticakit'
         elif platform_arg == '-cmakemodular':
+            self.desc = 'cmake modular'
             self.dst = args[-1]
             self.tex_suffix = '.dds'
             self.include_python_dylib = True
             self.include_shell_executable = True
             self.executable_name = 'ballisticakit'
         elif platform_arg == '-cmakeserver':
+            self.desc = 'cmake server'
             self.dst = os.path.join(args[-1], 'dist')
             self.serverdst = args[-1]
             self.include_textures = False
@@ -165,6 +178,7 @@ class AssetStager:
             self.include_binary_executable = self.builddir is not None
             self.executable_name = 'ballisticakit_headless'
         elif platform_arg == '-cmakemodularserver':
+            self.desc = 'cmake modular server'
             self.dst = os.path.join(args[-1], 'dist')
             self.serverdst = args[-1]
             self.include_textures = False
@@ -175,6 +189,7 @@ class AssetStager:
             self.executable_name = 'ballisticakit_headless'
 
         elif platform_arg == '-xcode-mac':
+            self.desc = 'xcode mac'
             self.src = os.environ['SOURCE_ROOT'] + '/../build/assets'
             self.dst = (
                 os.environ['TARGET_BUILD_DIR']
@@ -184,17 +199,8 @@ class AssetStager:
             self.include_pylib = True
             self.pylib_src_name = 'pylib-apple'
             self.tex_suffix = '.dds'
-        elif platform_arg == '-xcode-mac-old':
-            self.src = os.environ['SOURCE_ROOT'] + '/build/assets'
-            self.dst = (
-                os.environ['TARGET_BUILD_DIR']
-                + '/'
-                + os.environ['UNLOCALIZED_RESOURCES_FOLDER_PATH']
-            )
-            self.include_pylib = True
-            self.pylib_src_name = 'pylib-apple'
-            self.tex_suffix = '.dds'
         elif platform_arg == '-xcode-ios':
+            self.desc = 'xcode ios'
             self.src = os.environ['SOURCE_ROOT'] + '/build/assets'
             self.dst = (
                 os.environ['TARGET_BUILD_DIR']
diff --git a/tools/pcommand b/tools/pcommand
index 0a6eef2a..8493c487 100755
--- a/tools/pcommand
+++ b/tools/pcommand
@@ -96,13 +96,13 @@ from batools.pcommands import (
     upper,
     efrocache_update,
     efrocache_get,
-    get_modern_make,
     warm_start_asset_build,
     gen_docs_pdoc,
     gen_docs_sphinx,
     list_pip_reqs,
     install_pip_reqs,
     checkenv,
+    prefab_platform,
     ensure_prefab_platform,
     prefab_run_var,
     prefab_binary_path,
@@ -135,6 +135,7 @@ from batools.pcommands2 import (
     tests_warm_start,
     wsl_path_to_win,
     wsl_build_check_win_drive,
+    get_modern_make,
 )
 
 # pylint: enable=unused-import