Internet psychiatric diagnosis is not ok in HN comments. As a trope it is perhaps second only to you're-the-shill-no-you're-the-shill in the degradation it causes to discussion. And consider that the author posted this, so you're talking about someone in the room.

I'm sure you didn't mean it that way, but it's still something we all need to have the discipline and good taste to avoid. If we have to we'll add it to https://news.ycombinator.com/newsguidelines.html, but I'd rather avoid having a laundry list of verbotens.