diff --git a/Viewer/features/core.js b/Viewer/features/core.js
index 85bb8f44..f855ccb5 100755
--- a/Viewer/features/core.js
+++ b/Viewer/features/core.js
@@ -2725,7 +2725,8 @@ function(title, func){
 //
 // XXX might be a good idea to split this into a generic and domain parts 
 // 		and move the generic part into types/runner...
-// XXX check if item is already in queue...
+// XXX check if item is already in queue (???)
+// 		...how do we identify item uniqueness??
 var queueHandler =
 module.queueHandler =
 function(title, func){