As someone who recently switched back to Firefox, I've come to realise how many of these useful Gmail addons are strictly limited to Chrome only. Firefox has b

As someone who recently switched back to Firefox, I've come to realise how many of these useful Gmail addons are strictly limited to Chrome only. Firefox has been terrific for everything else, but it's surprised me how much functionality I've built into Gmail through addons and how it's almost a showstopper for me migrating to Firefox.