has anyone been brave enough to play around with this- to try and get a 720p or 1080i output from a mac?
http://www.3dexpress.de/

or this?
switchresx?
http://www.madrau.com/html/SRX/whysr.html

there are some tutorials on doing this:

http://www.macosxhints.com/article.p...60319073027371

and some posts-
http://archive2.avsforum.com/avs-vb/.../t-576166.html

recommended is having vnc setup so that when you break your monitor display with incompatible settings you can go back...