“A group of executives got together for a high-powered meeting. At the round table discussions they each put their cell phone down; you know we cannot go anywhere without this which has become part of us. There was much heated discussion and juggling of papers back and forth. Sometime after, the cell phone rang and the executive answered: ¾  “Hello”.
At the same time, the proposal preserves the original goal of giving merchants the right to recover their costs. In that way I think it strikes a reasonable balance and it should strengthen the incentive for schemes to compete in lowering their fees to merchants. The less a scheme costs to merchants, the lower will be the permissible surcharge.