Mixers can hurt. (and don't mean getting hands caught in the spinning blades)
Computers are pretty good at sorting things, dontchaknow.
It is like going to a party with some shady folks, when the party gets busted, everyone gets questioned.

Am in a situation that can benefit from what you contemplate.  I am not anonymous at all, but I know (socially) a great many who are deeply anon, and we can't really do business together other than just to talk and hang out, so am looking forward to see what comes of this.