From what I can tell, the exempt interchange fees were unregulated. So don’t know if they went out of control or not. But even Durbin wasn’t perfect: before ma

From what I can tell, the exempt interchange fees were unregulated. So don’t know if they went out of control or not. But even Durbin wasn’t perfect: before many cards would charge more of a percentage model, but after Durbin, raised them per swipe fee to the max. Which can be unfortunate for small purchases.