Tweakers Asylum has posted a Windows XP MMC Guide
You thought this whole MMC business was over, didn't you? Well, I have been poking into the MMC ever since I got my hands on Windows XP Professional, and I'm here to tell you that there is some new tweaking goodness embedded in the MMC. Before I continue, however, you may want to familiarize yourself with the Windows 2000 MMC articles because this article assumes you've read them already.Read more