Some exchanges definitely got kiked, they have skin in the game, but it's not controlled by them, they don't make money through usury from it. It's not perfect but it's a step in the right direction. It was created anonymously by Hal Finney (my opinion, not fact) in response to the banking crisis in 2009 (that's a fact). There have been attempts to ban it, some banks refuse to operate with exchanges. It's a whole new thing.