If the law is no cookies or no tracking, then they can literally pick a random internet company within their bidders whose offending. In practice, such broad laws can only be selectively enforced.
And how many people are actually going to pay attention to that? Further, how is that not any different than the "selective enforcement" that you claim is happening against FB?
>they can literally pick a random internet company
In this case they are the citizens, the citizens would not pcik at random but the company that affects them.
