The Hidden Business Behind Every Credit Card Purchase

Every time you tap your credit card, an invisible financial system goes to work. In just a few seconds, information moves between the merchant, payment processor, card network and banks — while different parts of the system earn money from the transaction. But who actually gets paid? In this video, we follow a simple $5 coffee purchase through the hidden infrastructure behind modern card payments. We explore: • what happens after you tap your card • where transaction fees go • how banks make money • how payment networks work • why merchants accept cards despite the cost • how rewards and interest fit into the system • why billions of tiny transactions create an enormous global business A credit card may look simple. The system behind it is anything but. Welcome to How The World Runs — exploring the hidden businesses, infrastructure, technology and economic systems that keep the modern world moving. Subscribe for more documentaries about business, technology, logistics, industry and the systems behind everyday life.