guitar hero, the kindle and air bags have in common. what they have in common is the m.i.t. media lab. the folks in that lab spent the last 25 years developing the technology and science of the future. they are connected to everything that keeps you connected in the world. we're talking about the latest in cell phones, photography, the internet, medicine, computers, software, robotics, social networking, education, music. they have their hands on every part of our lives. let me introduce you to the director of the famous m.i.t. media lab, frank moss. he's the executive director joining me from cambridge. frank, good to have you on the show. we love talking to you folks but i think i want my viewers to understand what you people do. you are the ultimate egg heads. you guys are the smartest of the smart and devising the future for us. before you tell us what you're making for us -- because that's going to be a treat for you -- i want you to talk about some of the things i just talked about. air bags. what did you guys have to do about air bags? >> that's a great story. i wish we could show this from