Here's some device support tests.Pete gives us these videos for testing:
It's a good way to test client devices.. and what they are capable of.
Also the Conference Room (Projector) 2MB spec is a good test for any new computer you're considering.. if it can't play it, DON'T Buy It!
Cell phone stream 35k
Pocket PC Portrait
Pocket PC Landscape
windows Mobile 5.0
MSN Video Standard
Conference Room Projectors
Corp-Net Standard (must have something to do with Microsoft)
Portable Media Center
He uses Feedburner as his blog. Crazy huh? ;-)