Just answering with a possibility here, but they could be seeking freedom from liability for failure to moderate content or ensuring their service is "not harmf

Just answering with a possibility here, but they could be seeking freedom from liability for failure to moderate content or ensuring their service is "not harmful". If it's only for consenting adults, and every adult can be pinned down with an identity, whatever happens can have the blame assigned away from meta. edit: I took too long to write this :)