Hopefully we’ll get it back once this stuff gets sorted. Was it the most popular .World community? Are there any similar ones that might substitute?

I think some instance owners having been talking to the team behind Lemmy about implementing some sort of detection system. Not sure how long that will take though considering all the feature requests they must be getting

I'd be surprised if there wasn't already something off the shelf they could use. Yahoo released their porn detector decades ago, and with AI being as prevalent as it is, I'd think that wouldn't be too hard to implement. Maybe difficult to implement well though...