RUMOR - Valve Wii project wouldn’t hit until 2010?

[Words Of Wisdom]

Viper1 said:
Galaxy took well over 2 years and a lot of people think it's a kids game. Don't think all kids game = quick and cheap development.

 

What is a "kids game" anyway?  Super Mario Galaxy is colorful, but its difficulty curve is a bit beyond what I'd expect out of any child younger than 10.