interchange can be pretty high, especially for premium reward cards. what changed recently was interchange on debit cards (which used to be much higher in the U

interchange can be pretty high, especially for premium reward cards. what changed recently was interchange on debit cards (which used to be much higher in the US). this is why debit issuers no longer offer any real sort of "points" or cashback on debit. and why debit and cash users essentially subsidize credit card users in the US