As I understand it: Mastercard's customers are the banks, and not the end users who hold the cards with their logos on them. Their job is to operate a network t

As I understand it: Mastercard's customers are the banks, and not the end users who hold the cards with their logos on them. Their job is to operate a network that interconnects the banks so they can process transactions for each other. Them offering prepaid (or even straight-up credit) cards to end users directly would be a huge shift in how and why they do business.