Rated 5 out of 5 stars

Version 1.2 now works with Firebug 1.10. This is a great tool for seeing all the dynamic changes made to the page by JavaScript, as well as tracking tweaks made through Firebug itself. The context menu has additional options for saving diffs, reverting, and inspection of the DOM. The snapshot functions are especially useful. This add-on is already well-integrated into my workflow.

This review is for a previous version of the add-on (