Rated 5 out of 5 stars

This post in the Mozilla forum explains how to make this (or other) theme compatible with Personas:
https://forums.mozilla.org/addons/viewtopic.php?f=30&t=2636
Kudos to Rob64rock and Spunker for the tip.

There's no reason why Windows users should have all the looks!

This review is for a previous version of the add-on (4.0).  This user has 2 previous reviews of this add-on.