diff --git a/diff.js b/diff.js
index 2d5919b..454503e 100644
--- a/diff.js
+++ b/diff.js
@@ -1518,7 +1518,9 @@ module.Types = {
 
 		// basic compare...
 		// XXX do we need to differentiate things like: new Number(123) vs. 123???
-		// XXX do we need to maintain context here???
+		// XXX we need to maintain the context here...
+		// 		...do we need two contexts here??? -- walk(..) has it's 
+		// 		context + the pattern also has a context...
 		var cmp = function(a, b){
 			// NOTE: we can't use a == b directly because of things like
 			// 		[2] == 2 -> true...