diff --git a/src/declaration/polymer-element.js b/src/declaration/polymer-element.js
index 744f9ee..95f5f51 100644
--- a/src/declaration/polymer-element.js
+++ b/src/declaration/polymer-element.js
@@ -41,10 +41,11 @@
        || this.waitingForResources()) {
           return;
       }
+      // TODO(sorvell): ends up calling '_register' by virtue
+      // of `waitingForQueue` (see below)
       queue.go(this);
     },
 
-
     // TODO(sorvell): refactor, this method is private-ish, but it's being
     // called by the queue object.
     _register: function() {