[brudgers]

I think, that to a first approximation, the HN-for-X is HN.

The problem facing a dedicated HN-for-X site is that X-experts, spend most of their time doing X instead of talking about doing X with people-aspiring-to-do-X.

I mean Steven King is mostly writing books and when he gives advice he scales it by writing it down (or having it video recorded).