I always install a new OS from scratch rather than upgrade, but so far everything I've seen about upgrading says it's painless.
Availability is Oct 22. In the US you can preorder from amazon.com. Not sure about the UK
>2 questions; (1) everyone always advises against uprgading, and (2) when does Windows 7 become available?
Craig Berntson
MCSD, Microsoft .Net MVP, Grape City Community Influencer