On Tue, 1 Jun 2010 17:03:00 -0400 Tom Horsley wrote: > (I'm pretty sure this is new with the move to fedora 13, > I don't think I saw it on fedora 12 - not that bad anyway). Yep. I just briefly booted back to fedora 12. Same hardware, but the image moves smoothly with no flickering when scrolling in firefox on f12.