Google Buzz: "Are You at Work? How About a $.99 Big Mac From McDonald's, Three Blocks Away?"

You're waking up to an Internet a-Buzz with talk about Google's new social sharing experiment. Opinions are mixed, but mainly concern the current version of Buzz. So here's our thought experiment about its future. It's scary.

Google's Buzz presentation started by showing its desktop implementation, and demonstrated how Buzz will be threaded through the Gmail accounts of Google users, acting as a life-casting/status-updating tool, a content-sharing system, and a chat tool. Right off the bat it...