Rated 5 out of 5 stars

Bug: since FF13 new idea of not loading session restored tabs by default, even when setting TMP to reload tabs at startup, they won't load.
Solution: temporarily disable TMP session manager, go to FF options and disable "don't load tabs" or whatever in GENERAL tab and re-enable TMP.

This review is for a previous version of the add-on (0.4.0.2.1-signed).  This user has other reviews of this add-on.