There have been a lot of comments and postings recently discussing a new change with Microsoft's Windows Product Activation, including the idea that they are revamping their corporate key system so any users of corporate editions must get a new cd-key to be able to install SP1. Well, according to Microsoft, that's not true...

A bizarre rumor about Microsoft making sweeping changing to its Product Activation technology in Windows XP Service Pack 1 (SP1) is completely untrue, the company told me today. The rumor, which was started by a small technology enthusiast Web site, had Microsoft changing the product keys for all of its customers using volume licensing. This rumors has since spread across the Internet and been embellished in various ways, including a version I came across Thursday morning claiming that Microsoft was making the change so it could charge licensees yet again for SP1. Not so, says Microsoft.
Read more information at the full article HERE.