The Windows 7 Beta does expire on August 1st, 2009; unfortunately the date for when bi-hourly shutdowns will begin for the Windows 7 Beta was incorrect however.
Bi-hourly shutdowns for the Windows 7 Beta will begin July 1st, 2009 as we’ve stated both here in this blog post on May 5th and also in the Windows 7 RC FAQ.
Windows 7 Beta urged to install RC to avoid bi-hourly shutdowns
Posted on Tuesday, May 26 2009 @ 16:22 CEST by Thomas De Maesschalck