The sharing economy´s unique customer-to-company exchange is possible because of the way in which money has evolved. These transactions have not always been as fluid as they are today, and they are likely to become even more fluid. It is therefore critical that we learn to appreciate money´s elastic nature as deeply as do Uber, Airbnb, Kickstarter, and other innovators, and that we understand money´s transition from hard currencies to cryptocurrencies like Bitcoin if we are to access their cooperative potential.