I wouldn't do that now, especially if you have an MSDN subscription. Final Win7 will be available in the next two weeks.

>If you haven't done so, get your hands on a copy of Windows 7 - 64bit RC and get a key from the Microsoft web-site and try it out for a few weeks and see how it goes. If you can't get a copy, then email me and I will send you a copy......
>
>I have used Vista 64 bit (Home Premium) on 4 gigs and it has worked fantastic.....