It's not impossible to solve, and it doesn't require any kind of onerous human verification either. We already saw this earlier this year: LLM-generated comments were everywhere on HN, rotting this place out. Then dang implemented a no-LLM-comments policy and a filter that does a remarkably good job of automatically detecting and flagging them. It is by choice that the submissions of blatantly obviously LLM-generated content are allowed to rot out ShowHN.

It's impossible to solve, but it is possible to quell for the time being.

At best we get this

https://xkcd.com/810/