1. Yes, you can.
2: You are not even trying
3: You are still responsible for what happens on your site.
Just like the tobacco industry used to do.
It was the most shameful thing we could ever do. We were willing to kill our readers to maintain our revenue.
As publishers were are optimizing, lobbying, and arguing for the right to continue to do something that society doesn't want us to do.
But it doesn't change the fact that many publishers are choosing to violate people's privacy as much as possible ... by design.
Yeah, it will... just as in 1971 it costs you money to stop running cigarette ads. That's not a valid excuse.