Though I have been working independently, it seems quite clear that most of the prominent accounts are run by committees. However, if my account was actually targeted just because I'd grown to over 100 followers, then the Romney campaign is in a MASSIVE state of panic.
Seems more likely to me that it's just anti-freedom neo-GOP extremists acting on their own, though I'm not sure how they spotted me. I've mostly tried to focus away from arguing with doorknobs.
Freedom. It's about meaningful and unconstrained choice, not beer.