It's faster than Windows, it fights viruses – and it's free. Jimmy Lee Shreeve on the software that's bringing more power to our PCs....Linux makes your computer run quicker, it doesn't crash, it doesn't catch anywhere near as many viruses, and it's free. For a decade, it was available only for people to install themselves. But now, the geek's favourite is coming to the masses.

This is a nice commentary comparing Ubuntu, Mandriva, Vista, XP and MAC OS X Tiger