diff --git a/checkin_notes b/checkin_notes
index f73d986fd8..02f6c309fd 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -6645,6 +6645,9 @@ David  1 Oct 2011
         which would remove the need for the <exclude_gpu> mechanism
         in the first place.
 
+        Other note: I figured out this problem using the client simulator,
+        based on the client state file that Jacob sent me.
+
     - web: remove extraneous ) at end of button tooltips
 
     html/inc/