Of course it depends on enforcement. But individuals literally cannot solve this problem alone. That's why we have government in the first place: to level the p

Of course it depends on enforcement. But individuals literally cannot solve this problem alone. That's why we have government in the first place: to level the playing field and avoid these prisoner's dilemma situations. Only an entity as powerful as the government has the resources to disincentivize surveillance advertising. If they set penalties high enough, it will not "just become a business cost."