Great !!! Rated 5 out of 5 stars

Wow ! Great work ! i used "duplicate this tab" but it don't work on FirefoxBeta and i found this one and it's really better than the other, again once... Great work !!! :D
Sry for my bad english but the heart is here :D

This review is for a previous version of the add-on (1.3.1-signed). 

Thanks a lot for your feedback and compliments! :) I am so glad this is working out and people are finding this addon as useful as I do. There are some bugs which I really hope to smoothen out. Thanks again for you feedback! :)