By God, that's on another level. I'd be honored to have QR codes stuck to random walls and doors all over major cities linking to my shock site mirror!
If it says "goatse" on it or it's only in bars (i.e. adults only venues), I don't mind it. As long as nobody is showing this to anyone under 18, IDGAF.
California is full of degenerate freaks who do way worse shit like going on naked group bike rides in full public view.