OK, so Kevin beat me to this one. I've been busy in meetings is my excuse. Microsoft Update is now live. I've been using this for a while now and it is fantastic. You can patch not just your base OS (as in Windows Update), but Office (as in Office Update) and Exchange and SQL in one go. This takes out so much pain by having a one-stop patching shop. Here's the link to the main website on microsoft.com to find out more. Microsoft Update replaces Windows Update once it is installed.