Fedora 10 Installation Guide
Okay, well F10's been out for three days at the time of posting this, so I guess it's about time someone wrote something here.
I'm no one by the way. I just found this wiki linked on ati.amd.com and so thought it best not to leave it blank.
A rather clever chap going by the name of leigh123@linux has written a guide to installing the ATI driver on Fedora 10 here:
Tom Walker, IT Technician at a school you've never heard of.