Old accounts criticize it too and are opposed to it as well. Accounts like yours, I don't know where they stand, but old accounts definitely don't like Flock.
10+ years of posting doesn't give you a pass to skirt the HN guidelines.
Please don't post insinuations about astroturfing, shilling, brigading, foreign agents, and the like. It degrades discussion and is usually mistaken. If you're worried about abuse, email hn@ycombinator.com and we'll look at the data.
I'm well aware of the guidelines. The point isn't to actually accuse OP of being a sockpuppet, it's to point out the hypocrisy. That's why specifically enclosed the accusation with "uncharitably: ...".
As opposed to all the new accounts (uncharitably: sockpuppet accounts) that are criticizing it?