hey,
4.1.0 is still in beta, they only have source installs. I WOULDNT try them until they come with a major distro. use 4.0.3 for now, I got 4.1.0 to work but John Riggs (jriggs@xfree86.org) helped me out.. He knows it like the back of his hand. I have never seen tribes 2 so fast.
good luck
Stimm