One irony of nostr:nprofile1qqs0m40g76hqmwqhhc9hrk3qfxxpsp5k3k9xgk24nsjf7v305u6xffcpp4mhxue69uhkyunz9e5k7tcpzemhxue69uhk2er9dchxummnw3ezumrpdejz7l3vw43's CASF (CSAM activated soft fork) is that users would have to go and see that there's ndeed CSAM in an OP_RETURN, which AFAIK would actually be illegal. (I know I certainly won't do it.)