Wow that's a step for nintendo in the mature direction. If you havn't seen it, the latest update on the SSBB dojo site is that you can bet on the winner of a wifi match... A little unexpected, I have to say...
Predictions for 2008, I'll leave 'em untouched all year.
Being a little hopeful on the PS3 and a little pessemistic on the 360
Wii: 32mil DS: 82mil
PS3: 16mil PSP: 42mil