Sorry, I have to choose multiple for various reasons: AirBnB, because it appears to be immensely profitable and those guys worked hard in some very creative, u

Sorry, I have to choose multiple for various reasons: AirBnB, because it appears to be immensely profitable and those guys worked hard in some very creative, unorthodox ways to get it going. Justin.TV, because the founders have always been nice, helpful, and approachable with me whenever I've needed advice/help/insights. Directed Edge, because wheels is wheels.