“S%it tons of bacon.” That’s James Dickerson’s immediate response when we asked “what’s one thing you use RentShare to split cost between your roommates?” “We’ve been in the middle of the Put Bacon On It Challenge on Leap, so we’ve all been eating a lot of bacon.” Leap is the social challenge app that James and his two roommates, Ryan Tinker and Nick Cramer, just launched for the iPhone last month. We love seeing how...