Hackers Exploit SafeDisc DRM in Windows XP

An anonymous reader writes: InfoWorld has a story on how hackers are taking advantage of a privilege escalation bug in the SafeDisc DRM that ships with Windows XP and Server 2003. What I wonder is why did Microsoft include this more subtle DRM at all, and can't users simply remove the secdrv.sys file and avoid what could be a slimy patch/secret DRM upgrade?

Read: http://www.infoworld.com/article/07/11/06/Hackers-exploiting-bug-in-DRM-shipped-with-Windows_1.html