The Olympics draw together fans from around the globe to cheer on their fellow citizens, and having such a diverse group of people in one spot can inspire companies to experiment with cutting-edge technologies.
These days, that means testing out wearable payments and mobile wallets within the confines of the Olympic Village. But there are other payment formats we take for granted today that attracted an early audience at past Olympic games.
This listicle is compiled from reporting by PaymentsSource writers including John Adams, Kate Fitzgerald, David Heun and Nick Holland. Click the links in each item to read more.