AI both relay and client side seems only possible way I think

Just don't look at it. The more they post, the more chances for them to get caught. This is the downside of freedom..

did someone say ordinals?

handful of proper way to deal with ill-born slags, each more mediaeval than the last

It is the users and the relay operators who take action based on their principles… Nostr in general isn't going to do anything

fortunately i havent seen any on my feeds, is it because i dont follow any porn accounts at all?

I dont see that many on amethyst, if not at all

That's why I don't run a relay

smaller relays, more relays, more tight knit web of trust support and moderation capability for relays, and clients that support outbox. outbox is super key.. or, just centralize nostr, become apathetic, let the few remaining big relays run sweatshops of humans that watch the shit all day and then...

that is awful

By it's very nature, it won't do anything. It's a protocol, not a company. Relay operators may push it out of their relays, which would lead to the estabilishment of of hidden/private relays for that, out of the public eye. Clients can perhaps block that content, but that doesn't remove it from th...

it's illegal and despicable and should therefore be banished (personally I would like offenders be hunted down and be subjected to street justice, but that's merely a dream)

It will not deal with it. It can't. Same as with bots and what comes with it.