Finally its released! SCVMM is a management tool that allows you to manage multiple Virtual Server R2 hosts and the images running on them.
Keith Combs has done a few "screencasts" of these (that's what he calls them - sounds like a Hollywood movie thing...:) )
Check them out!
http://blogs.technet.com/keithcombs/archive/2007/09/06/everything-you-need-to-know-about-scvmm-in-15-minutes.aspx
http://blogs.technet.com/keithcombs/archive/2007/09/06/system-center-virtual-machine-manager-2007-screencast-checkpoints.aspx