sanderb writes "The Doom 3 demo is out (on Windows). It does not seem to be linked on the Doom 3 site yet, but is available from e.g. 3D Gamers (includes torrent). Time to see what my FX5200 can do..." Other readers point to Fileaholic.Com and Shacknews.com.
Thus spake the master programmer:
"Time for you to leave."
-- Geoffrey James, "The Tao of Programming"