[lukan]

There probably will never be a clear line and none of this is realistic, but I would start with banning all flashy light polluting physical advertisements. Any advertisement people cannot evade.

A podcast I can choose to listen or not. A news site I can also evade. But any (internet) service people must use, should be ad free. Ideally all of society, but any regulation here will have a hard time in the real world.