They make a point out of not directly asking for the crime when they do that. Just increasing pressure on subcontractors that leads to cutting corners including the law.

It is harder to prove to a "should have known" standard compared to say buying stolen speakers from the back of a truck for 20% of the list price.

There’s an implicit assumption in your argument that you’re going to directly ask for a crime to be committed. Why are you assuming that? You’ll go to a contractor and say “we want Reddit data.” Anyone with even mild technical competence can figure out how to get it.