What actually happens when you swipe your credit card? a16z general partner Alex Rampell helps solve the mystery, taking us from the beginning of the credit card revolution (including its hometown of Fresno, California) and on the journey of how both information and money travel, through the five parties involved in every credit card transaction.

credits: historical footage courtesy of the Prelinger Archives and the Internet Archive; music by William Ryan Fitch; all trademarks are the property of their respective owners