I didn't try tonight, but I encountered this at 10:30 EDT Friday, 8/24/07 -
Sign up for the Windows Live OneCare Beta (v2.0)!
We think you're going to like all the great things about Windows Live™ OneCare™, and as a beta program participant you’ll have the chance to try out all the new features before anyone else.
Thank you. The Windows Live OneCare Beta (v2.0) installation site is currently down for maintenance, please visit again on August 28th.
-steve