2 files changed, 3 insertions, 1 deletions
diff --git a/lib/utils/settings.py b/lib/utils/settings.py
index f2ce276d..51cfcdb8 100644
--- a/lib/utils/settings.py
+++ b/lib/utils/settings.py
@@ -12,7 +12,8 @@ DEFAULT_METADATA = {
 }
 
 DEFAULT_SETTINGS = {
-    "cache_size": 100
+    "cache_size": 100,
+    "pop_out_simulator": False
 }
 
 
diff --git a/lib/utils/threading.py b/lib/utils/threading.py
index f0c22887..f774dcbe 100644
--- a/lib/utils/threading.py
+++ b/lib/utils/threading.py
@@ -17,6 +17,7 @@ _default_stop_flag = threading.Event()
 
 
 def check_stop_flag():
+    # This getattr() actually looks at the PreviewRenderer instance's stop attribute.
     if getattr(threading.current_thread(), 'stop', _default_stop_flag).is_set():
         debug.log("exiting thread")
         raise ExitThread()