Desktop-as-a-Service Designed for Any Cloud ? Nutanix Frame
From the 15th of February expiration messages will appear just above the task bar, on machines still running the release candidate. From March 1 onward shut downs will happen every 2 hours
The next key date is June 1st which will cause the entire desktop wallpaper to be replaced with the message "This copy of Windows is not genuine", a state that will prevent any further updates of any kind and the ability to use Microsoft applications.
All users who installed the Windows 7 release candidate will soon have to upgrade or revert back to Vista