If you’d like a glance/overview of Win8 for ITPros, I recomend you to have a look at the “Introducing Windows 8” preview.

Text stolen from the MCP newsletter:

“This complimentary e-book explores the great new features Windows 8 offers for IT professionals and businesses. It’s designed to help prepare you for deployment of Windows 8, deliver apps, and manage recovery, security, and virtualization”

You can download it from here: http://download.microsoft.com/download/B/1/E/B1E7F4C9-304D-456C-BD96-A2287FA7871D/Microsoft_Press_ebook_Introducing_Windows_8_PDF.pdf