diff --git a/ui (gen4)/lib/widget/browse2.js b/ui (gen4)/lib/widget/browse2.js
index f5e80599..9c32561c 100755
--- a/ui (gen4)/lib/widget/browse2.js	
+++ b/ui (gen4)/lib/widget/browse2.js	
@@ -2859,6 +2859,8 @@ var BrowserClassPrototype = {
 // 		- keyboard handling...
 // XXX render of nested lists does not affect the parent list(s)...
 // 		...need to render lists and items both as a whole or independently...
+// XXX need a strategy to update the DOM -- i.e. add/remove nodes for 
+// 		partial rendering instead of full DOM replacement...
 // XXX should this use vanilla DOM or jQuery???
 // XXX add a left button type/option -- expand/collapse and friends...
 var BrowserPrototype = {