diff --git a/diff2.js b/diff2.js
index de2ab57..0bc5084 100644
--- a/diff2.js
+++ b/diff2.js
@@ -99,7 +99,7 @@ module.CONTENT =
 // NOTE: in the Walk(<options>) case, <options> must contain a .handler
 // 		function.
 //
-// XXX need to think about extension use-cases...
+// XXX need a way to produce nested results... 
 // XXX should we move this to a separate lib???
 // XXX add a way to do relative/full paths...
 var Walk =