Windows 8 is now available to MSDN & TechNet Subscribers to download.
Just to remind the ones not updated on Windows 8 Milestones & features :
Windows 8 is the latest operating system by Microsoft which will be available to General Public for purchase on & after 26 October 2012. Windows 8 packs tons of new features including the much talked about Metro UI, Windows Store etc. Windows 8 is said to be completely redesigned. It packs the reliability of Windows 7 & new age UI & much more. So If you are a subscriber, head out to http://msdn.microsoft.com or http://technet.microsoft.com to download your copy of Windows 8.