TechEd Virtual Pressroom
Don’t forget to keep an eye on the announcements, keynotes and buzz the US TechEd via the virtual pressroom.
https://www.microsoft.com/presspass/events/teched/default.mspx
Lots of info on Windows 7, Windows Server R2 RC, etc.
And note the Office 2010 preview site – with tongue firmly in a cheek :-)