I am not sure I follow. I can't watch porn on YT because YT decides not to host it. But I can absolutely use a VPN and access porn in a jurisdiction that does n

I am not sure I follow. I can't watch porn on YT because YT decides not to host it. But I can absolutely use a VPN and access porn in a jurisdiction that does not block it. I can also, and in fact do, encrypt my hard drives. Even China can't reliably prevent communication over private encrypted networks or services hosted overseas.