The rest of the world has to put up with the US banking system because when all you have is an overfunded military, everything looks like a target. That logic

The rest of the world has to put up with the US banking system because when all you have is an overfunded military, everything looks like a target. That logic doesn't quite translate internally, so it's important to maintain the perception that the banking system is all that stands between the little people and a hungry mob of scammers. If the scam problem were demonstrably easy to solve at the POS, it would be harder to justify the merchant fees and other bank-related overreach.