I'm going to kill this now though.
"Please don't post on HN to ask or tell us something (e.g. to ask us questions about Y Combinator, or to ask or complain about moderation). If you want to say something to us, please send it to email@example.com."
I'm not saying what he did was right as it obviously isn't, but making such an outrage about this seems a little bit over the top, IMO.