Since August 6, Microsoft has allowed downloads of Windows 7 RTM to IT professionals and invited beta testers, through the MSDN, TechNet, and Microsoft Connect portals.
We will be releasing a series of reviews of Windows 7-based systems, following a general Windows 7 review, with the portables reviews appearing on MobilePCWorld.net as well.
I can tell you that so far, the experience has been pleasant.
More to come