[helen___keller]

> We absolutely can. Make it straight up illegal and start applying some serious fines. I guarantee they will stop.

We can ban ads in certain location/manner/topic but not blanket ban all advertising speech, which would be a 1st amendment issue (and sort of a moot point, it would be politically impossible for something that broad and destructive).

You can get ads off the bus itself but you can’t get ads off the YouTube app the guy next to you is staring at, or the branded swag (that functions as an ad) that this person is wearing.