Same here, in fact I've been keeping an eye on that account for a while, and noticed when you expressed your complaints about downvoting in a discussion with him recently. There's no apparent sign of the sheer downvote rampages of old so far, if we're right he's been a little more careful this time around about obvious giveaways (or maybe it's just the limited karma)... Alas, old habits die hard.
I'm not even sure anyone can do anything about it; LessWrong is among those communities that are vulnerable to such abuses. Without forum rules relating to member conduct, without a large number of active moderators, without a culture of holding new members under close scrutiny until they prove themselves to bring value to the forum, but with a built-in mechanism for anyone to disrupt the forum activity of anyone else...
It's interesting that you're confident of which account it is; I didn't say. I had another PM from another user, naming the same account (and giving reasons for suspicion which were completely different from mine). So: yeah, putting this all together, either it's him again or there are a whole bunch of similarities sufficient to ring alarm bells independently for multiple different users.
I don't see any need for anyone to swing the banhammer again unless he starts being large-scale abusive again, in which case no doubt he'll get re-clobbered. Perhaps by th...
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