diff --git a/.efrocachemap b/.efrocachemap
index 1d72b674..87908e13 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -425,7 +425,7 @@
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   "build/assets/ba_data/data/languages/chinese.json": "https://files.ballistica.net/cache/ba1/25/f1/d88c72fbeeb121340244bc935df4",
-  "build/assets/ba_data/data/languages/chinesetraditional.json": "https://files.ballistica.net/cache/ba1/83/10/dabc7f14f38c3dbfe83a13ce95fa",
+  "build/assets/ba_data/data/languages/chinesetraditional.json": "https://files.ballistica.net/cache/ba1/50/4c/4fb39f065b1a2f0320026a2e1b92",
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   "build/assets/ba_data/data/languages/persian.json": "https://files.ballistica.net/cache/ba1/de/7d/92275d1af328807fd15253a5b689",
-  "build/assets/ba_data/data/languages/polish.json": "https://files.ballistica.net/cache/ba1/c0/5f/2693e35118e161812e881158a035",
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   "build/assets/ba_data/data/languages/serbian.json": "https://files.ballistica.net/cache/ba1/d7/45/2dd72ac0e51680cb39b5ebaa1c69",
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   "src/assets/ba_data/python/babase/_mgen/enums.py": "https://files.ballistica.net/cache/ba1/48/4b/e6974f0a4d14be8213dc00d971c3",
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diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2af99862..a89a6d4a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### 1.7.20 (build 21132, api 8, 2023-06-21)
+### 1.7.20 (build 21140, api 8, 2023-06-22)
 
 - This seems like a good time for a `refactoring` release in anticipation of
   changes coming in 1.8. Basically this means that a lot of things will be
diff --git a/src/assets/ba_data/python/baenv.py b/src/assets/ba_data/python/baenv.py
index 84daf637..a6a772dd 100644
--- a/src/assets/ba_data/python/baenv.py
+++ b/src/assets/ba_data/python/baenv.py
@@ -28,7 +28,7 @@ if TYPE_CHECKING:
 
 # Build number and version of the ballistica binary we expect to be
 # using.
-TARGET_BALLISTICA_BUILD = 21132
+TARGET_BALLISTICA_BUILD = 21140
 TARGET_BALLISTICA_VERSION = '1.7.20'
 
 _g_env_config: EnvConfig | None = None
diff --git a/src/ballistica/base/base.cc b/src/ballistica/base/base.cc
index fdb60d27..f25c0c11 100644
--- a/src/ballistica/base/base.cc
+++ b/src/ballistica/base/base.cc
@@ -176,6 +176,8 @@ void BaseFeatureSet::StartApp() {
 
   LogVersionInfo();
 
+  g_core->LifecycleLog("will read config");
+
   // Read the app config.
   g_base->python->ReadConfig();
 
@@ -186,7 +188,10 @@ void BaseFeatureSet::StartApp() {
   // devices with the logic thread before the logic thread applies the
   // current config to them).
 
+  g_core->LifecycleLog("will call python on-main-thread");
+
   python->OnMainThreadStartApp();
+  g_core->LifecycleLog("will call logic on-main-thread");
   logic->OnMainThreadStartApp();
   graphics_server->OnMainThreadStartApp();
   if (bg_dynamics_server) {
diff --git a/src/ballistica/base/logic/logic.cc b/src/ballistica/base/logic/logic.cc
index 66d43ac0..a5eb8e66 100644
--- a/src/ballistica/base/logic/logic.cc
+++ b/src/ballistica/base/logic/logic.cc
@@ -28,6 +28,7 @@ void Logic::OnMainThreadStartApp() {
   event_loop_ = new EventLoop(EventLoopID::kLogic);
   g_core->pausable_event_loops.push_back(event_loop_);
 
+  g_core->LifecycleLog("will push logic on-app-start");
   // Sit and wait for our logic thread to run its startup stuff.
   event_loop_->PushCallSynchronous([this] { OnAppStart(); });
 }
diff --git a/src/ballistica/shared/ballistica.cc b/src/ballistica/shared/ballistica.cc
index 19570c63..5d510381 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 = 21132;
+const int kEngineBuildNumber = 21140;
 const char* kEngineVersion = "1.7.20";
 
 auto MonolithicMain(const core::CoreConfig& core_config) -> int {