iPhone App Lets You Tell Drivers Exactly What You Think of Them

A new smart phone app aims to get you communicating with the drivers around you, and we don't mean yelling choice obscenities through the window or shaking your fist of rage when someone cuts you off. By photographing, typing, or saying a license plate number and state you'll be able to message the driver--if they're also signed up for the service, named Bump. The message recipient can choose how they get their messages, through text or the Bump.com website. Bump launches today on iPhones, and an Android app will soon be ready as well. Venture Beat talked to Bump's CEO, Mitch Thrower about the idea: