Probably because they seem to have assumed people go on facebook to be social. So they've tried to emulate that with wave and buzz. "it turns out" people go on

Probably because they seem to have assumed people go on facebook to be social. So they've tried to emulate that with wave and buzz. "it turns out" people go on facebook to play casual games often. All Google need is to make a farmville type thingy, or make a platform on which someone else can make a farmville type thingy. Then they're in business.