Every payment system ever built rests on the same assumption: a human is present, hesitating, and approving. The physical cash transaction required presence. The check required a signature. The credit card required a PIN or a swipe. The digital checkout required a click and an OTP. Even the most “frictionless” payment experience — tap-to-pay, one-click […] The post AI Agents & The New Payment Infrastructure appeared first on FourWeekMBA .