diff --git a/src/as/com/threerings/flex/ChatInput.as b/src/as/com/threerings/flex/ChatInput.as
index 4fa053eb..b4dbc82c 100644
--- a/src/as/com/threerings/flex/ChatInput.as
+++ b/src/as/com/threerings/flex/ChatInput.as
@@ -61,6 +61,9 @@ public class ChatInput extends TextInput
     {
         super.createChildren();
 
+        // For some reason, in embeds, during certain circumstances, it's really hard to focus
+        // chat. This makes that work better. The problem was *not* testable locally, only
+        // on embeds in production. (I don't know why.)
         TextFieldUtil.setFocusable(TextField(textField));
     }