What’s in your wallet? Chances are its contents are the same as mine, and everyone else. Identification, a bit of cash, and cards. Oh the cards. Credit cards, loyalty cards, and discount cards. Every slot in your wallet filled with similar looking cards with a plastic strip. Each one of those multicoloured rectangles is tied to a system, one that’s well established, and we’ve been using for years. For most shoppers, these plastic cards just…are. They exist. It’s how things are done.…but what if they weren’t? Today, on episode 33 of TCP, we talk currency and why.