Orion Blastar writes "The new ATI/AMD Proprietary Linux Driver solves Steam Video Game Issues, but drops support for older cards. I have an ATI Radon 4600 series, no longer supported by this new driver." Link to Original Source
"I think it is true for all _n. I was just playing it safe with _n >= 3
because I couldn't remember the proof."
-- Baker, Pure Math 351a