I feel like the only person not pissed off about Buzz. Email contacts might seed your connections, but I have followers and followees that I've never spoken a

I feel like the only person not pissed off about Buzz. Email contacts might seed your connections, but I have followers and followees that I've never spoken a private word to in person or via email. Honest question: what information is it that people feel is leaking, other than "I clicked 'Follow' on this person's profile"?