I swear it isn't vaporware but there's only one way to find out.
There are definitely rough edges, we are after all a 2 man band but I don't ship things that don't work and it's admittedly not done great with older versions of React. You should try it though!
I've always wondered why this is (after all HN is basically YC) and I feel like it wasn't this way before but don't have evidence. HN leans skeptical and critical so maybe the AI wave brings that out in spades
Anyone here for too long does not get minimally impressed by Launch HNs anymore, and the quality isn't improving, to say the least.
They see stuff that they could've built too, at least they think, but didn't so they shoot it down.