Just a FYI:
I am currently rolling XP onto a Vi$ta equipped HP Pavillion S3720F (for a customer), and could just as easily install Leopard (the "latest" Mac mini), $729 @Staples, 20" monitor, HP printer, scanner, included.
2005 switcher, University of Waterloo alumni (BSc, 2001), McMaster University Alumni (MSc, 2008), Brant County's only recognized Brazilian jiu-jitsu instructor (Team Carlson Gracie), all-around cool guy
Brazilian jiu-jitsu, philosophy of science, science fiction
Mad Scientist, I work in cancer research at McMaster