A cluster of ~300 WordPress web sites have begun federating over ActivityPub and then bridging to ATProto, all Swedish, mostly blank.
Could be innocuous, could be the beginnings of an ad-farm, could be something more troubling.
We have no idea, but here's a list of domains in case anyone wants to poke around and see if there's anything to be gleaned. Please use all sensible precautions before visiting an untrusted domain.