Dude you can buy keys to open this digital graffiti things and insert whatever poster you want.
If this is actually in that spot it is because someone put it in there , not by contacting the company that controls these eyesores but by being malicious in a good way.
Correct. Thing they’re like triangle shape keys some of them. There was a website, which I forget the name of, that would show tips for doing stuff like this and where to get the keys from etc.