From the thread with see this thread

> There are lot of grey areas; for example, your GP comment wasn't just generated—it came with an annotation that you're a lawyer and thought it was sound. That's better than a completely pasted comment. But it was probably still on the wrong side of the line. We want comments that the commenters actually write, as part of curious human conversation.

This doesn't leave much room for AI non-slop:

> We want comments that the commenters actually write, as part of curious human conversation.

I think HN is trying to be good at being HN, not just to provide the most utility to its users in general. So those wanting something like HN if it started in 2030, may want to try and build a new site.