Regardless of whether or not it's actually true, I think there are enough people who believe it to be true that it will stick around; and people believe it to b

Regardless of whether or not it's actually true, I think there are enough people who believe it to be true that it will stick around; and people believe it to be true because they think they see examples in real life - that's why I believe it to be a useful concept and believe it is a real thing. Obviously I could be as blind, or just wrong, as anyone.