Originally Posted by TheCrimsonStar
That's exactly why I started using it. You can tell that it uses GPU acceleration because in the Beta 10 release, FRAPS showed an FPS counter in the top left corner of the screen when running firefox
Hah! You can also tell because if you have Mumble running, it will display the OSD overlay ontop of every Firefox 4 window...
Hopefully someone will figure out a way to prevent such side effects in the future...
Still want my side-stacking tabs though!!