Hello AskPerf!  Today is an exciting day as we have released both Windows 8 and Server 2012 to manufacturing!  Please read Steven Sinofsky's and Jeffrey Snover’s blog posts below:

Releasing Windows 8 – August 1, 2012

Windows Server 2012 released to manufacturing!

For our AskPerf Blog readers, we will be publishing a series of blog posts on Windows 8 / Server 2012 closer to general availability toward the end of October.  More information will be posted here when available.

-Blake