Ok, so the preview is out. Lots of good stuff so get it in.
Windows Management Framework 3.0 CTP1 makes some updated management functionality available to be installed on Windows 7 SP1 & Windows Server 2008 R2 SP1. Windows Management Framework 3.0 contains Windows PowerShell 3.0, WMI & WinRM.
Windows Management Framework 3.0 Community Technology Preview (CTP) #1 Available for Download - Windows PowerShell Blog - Site Home - MSDN Blogs