diff --git a/tools/efrotools/code.py b/tools/efrotools/code.py
index 0df1578b..f63302a7 100644
--- a/tools/efrotools/code.py
+++ b/tools/efrotools/code.py
@@ -62,7 +62,7 @@ def formatcode(projroot: Path, full: bool) -> None:
         if result != 0:
             raise Exception(f'Formatting failed for {filename}')
         duration = time.time() - start_time
-        print(f'Formatted {filename} in {duration:.2f} seconds')
+        print(f'Formatted {filename} in {duration:.2f} seconds.')
         sys.stdout.flush()
         return {'f': filename, 't': duration}
 
@@ -175,7 +175,7 @@ def formatscripts(projroot: Path, full: bool) -> None:
         if result != 0:
             raise Exception(f'Formatting failed for {filename}')
         duration = time.time() - start_time
-        print(f'Formatted {filename} in {duration:.2f} seconds')
+        print(f'Formatted {filename} in {duration:.2f} seconds.')
         sys.stdout.flush()
 
     # NOTE: using fewer workers than we have logical procs for now;
diff --git a/tools/efrotools/efrocache.py b/tools/efrotools/efrocache.py
index acf55684..129d9309 100644
--- a/tools/efrotools/efrocache.py
+++ b/tools/efrotools/efrocache.py
@@ -258,6 +258,10 @@ def _write_cache_files(fnames1: List[str], fnames2: List[str],
     for result in results:
         mapping[result[0]] = BASE_URL + result[1]
 
+    # FIXME - we could save significant bandwidth by assembling the
+    # starter cache on the server instead of locally and then uploading it.
+    # (we have to sync all its comprising files to the server anyway)
+
     # Once we've written our first set, create
     # a starter-cache file from everything we wrote.
     # This consists of some subset of the cache dir we just filled out.