“With Uber, Airbnb, and others leading the way, we have to ask ourselves, ‘Is this how we want to build the sharing economy?’ Monopolistic companies that take extraordinary fees and have full control of the market?” said one of Slock.it’s blog posts.1 Slock.it cofounders, including Jentzsch’s brother, wanted to make it possible for people to rent, sell, and share their property without having to use intermediaries.