If you are interested in System Center certification, the livemeeting from last Wednesday is posted on the livemeeting events page. It was a good call, it explains the different certs that will be coming out and when.
https://www.livemeeting.com/cc/eventsnew/view?id=msft102407lm_pm&pw=AET8H4&cn=
Trika has posted about it as well and explains a little of the other happenings in the call.
http://blogs.msdn.com/trika/archive/2007/10/26/system-center-cert-live-meeting-recording.aspx