text: Almost all the successful driverless cars have been producted by big successful companies that are household names. Google is highly respected and is working on a driverless cars, and in total those cars have driven more than half a million miles. In those half a million miles not a single crash has happened. BMW is also helping solve problems with driverless cars by intoducing "Traffic Jam Assistant." This new technology requires the driver to have their hands on the wheel as the car drives itself in case the person is needed to take over. Also Toyota has helped set the templet for Google's smart car by producing the Toyota Prius.