Once you go FF, you'll never look at other browsers (I've tried over 10 different browsers and none compare to Firefox).
Firefox 3 should be out this spring if all is on track!
End of 2016 hardware sales:
Wii U: 15 million. PS4: 54 million. One: 30 million. 3DS: 64.8 million. PSVita: 15.2 million.