I have two machines running Vista, one I hardly use and is sitting in the corner twiddling it's virtual thumbs in anticipation of something new to do. I'm waiting until the beta is out, and will give it a shot. However, a lot of people seem to be keen on doing the same thing as me, and the microsoft servers are having an asthma attack trying to keep up with the traffic, it is so overloaded I can hardly do anything on their site.
perhaps they should be running apache