Oh yes, the word is "anonymous slander" and I also appreciate the fact that many a times ideas don't come out just because you are too scared. I was just trying to point out the irresponsible use which is kind of bound to happen if given in hands of irresponsible people.

I see that you are a co-founder. So curious about this - did launch of Google circles affect your decision to launch or not to launch? I am asking because Google circles kind of deals with similar group bound problem, though it's not anonymous but very helpful!