"Everybody already knows about this, you have no reason to be upset" is a common industry refrain when people get caught doing something they know there is a public outcry against.

Whether or not you know about a given thing is irrelevant, it's not a contest.

A lot of people don't, and articles to explain it to them are a good thing.

Things like this are really invasive, and not appropriate – just because they've been happening for a while doesn't make it more OK, it's just means they've been getting away with it.