Looking forward to seeing this year's version. So much has changed in a year. Is 6 too many?

Looks like:

Android: Hero
WebOS: Pre
WM: TouchPro 2? HD2 probably won't release in time
Apple: iphone 3GS
RIM: Storm 2?
Nokia: N900? Not sure if they will participate.

2008: Smartphone Experts Round Robin

Android: G1
WM: Palm Treo Pro (representing Treocentral), and HTC Fuze
Apple: iphone 3G
RIM: BB Bold

In 2007, Smartphone Experts Round Robin

Palm OS: Treo 680
WM: AT&T Tilt
Apple: iphone
RIM: BB 8310