Starting July 1st, the Windows 7 Beta version will start to reboot every 2 hrs and expire on Aug 1st.
You therefore need to download and install the RC (release candidate) for Windows 7 as soon as ppssible.
The RC download program closes August 15. After that, you won’t be able to get the download, but you can still install the RC and get a key if you need one. (To get a key, just go to the Downloads page and follow the instructions.)
Hurry! Continue to enjoy Windows 7!!