Rated 5 out of 5 stars

Excellent! I use it since I upgraded to TB3 (I see it is officially endorsed in the release notes) and it works well, doing its job without getting in the way, fixing the early bugs I patched by hand.
One suggestion: instead of ???, display a simple dash -
I used to manually edit the JS file but I am getting lazy...
FYI, I see these ??? in the size of NNTP folders.

This review is for a previous version of the add-on (1.1.3).  This user has 3 previous reviews of this add-on.