It’s similar to commercials and ads. Everyone thinks they are not affected by such things, but pretty much everyone is affected by them on a subconscious level. Why would companies such as coca cola spend millions of dollars on advertisements? After all, virtually everyone already knows what coca cola is.
Shock sites always had trouble with the law, which is why most of them have shut down by now and most social media sites remove it. Watching/consuming it is one thing, publicly and openly sharing/promoting it without effectively restricting access to minors will always bring legal issues and legal attacks… And even when the legal charges are fought successfully, it’s still a major pain in the ass most people don’t want to deal with… And then you also have to find ISP’s and hosters who are willing to host this kind of material.
https://en.wikipedia.org/wiki/Rotten.com#Legal_disputes
https://en.wikipedia.org/wiki/Bestgore.com#Corruption_of_morals_charge
https://www.dw.com/de/gewaltvideos-im-netz-was-strafrechtlich-erlaubt-ist/a-49871305
https://www.skppsc.ch/de/gewaltvideos-und-illegale-pornografie-auf-smartphones/
Temporararily is the keywprd here…