diff --git a/ui (gen4)/features/ui.js b/ui (gen4)/features/ui.js
index 7638fdce..60b8229e 100755
--- a/ui (gen4)/features/ui.js	
+++ b/ui (gen4)/features/ui.js	
@@ -1868,6 +1868,10 @@ module.Cursor = core.ImageGridFeatures.Feature({
 // 		XXX revise...
 //
 // NOTE: for legacy stuff see: features/ui-legacy.js
+//
+// XXX add option to block click actions on focus...
+// 		...this is already done in widget.overlay, but I think should be
+// 		system-wide...
 
 // XXX STUB: needs more thought.... 
 var ControlActions = actions.Actions({