technology built into them. let's get things straight. it is not a driverless car the way people think about it, that you hop in the back seat. what it will be sort of like crews control on steroids where you can take your hands off the wheel and the cars sees the road and steers for you for extended periods of time. jenna: one of my producers wondered if she could sit back, have a cup of coffee and have a nap during a long car trip? will it enable us? sound a little dangerous, i don't know. >> well, what is interesting about it that consumers and laws are not quite ready for it yet but the technology is coming anyway. one of the major concerns people have, people will fall asleep. if you're not really paying attention to the road, if something goes haywire and tough take over in a hurry, people just may not be paying enough attention to know that. so that, those are all real concerns and they will have to shake out but the products are coming and there is really no