To Vista or not to Vista that is a question...
Does your machine have what it takes to run Windows Vista.
Find out HERE with this excellent online tool. (ActiveX is needed for this test)
Now personally I will be running Vista on a test box. Hey I've got to at least try and break it, but there is no way it will be on any of my live machines until at least SP1 is released. So judging by their current rate that'll be about 2010 ;)
Are you going to be an Early Adopter and get it now, or wait for the normal undocumented features to come to the surface?