Many of you, might have already gone through the MOSS / WSS SP1, but those who have not seen this yet, please go through it.
Glad to see that SP is released one quarter before schedule ...
See if any issues bugging to you have been resolved or not 
Here are some usefule links -
http://office.microsoft.com/download/afile.aspx?AssetID=AM102512381033
http://support.microsoft.com/kb/942390/
Share with everyone what major issues been resolved.
--tanuja