Rated 5 out of 5 stars

Still very useful. Unfortunately, it floods the error console with messages, you have to set
extensions.CompactHeader.debugLevel=3 and restart Tb to turn this behavior off. Since the Options dialog doesn't support setting the debug level anymore, you should consider setting the default to 3

This review is for a previous version of the add-on (3.0.0beta3).  This user has a previous review of this add-on.