you're using a... oh, wow! laughter. which way are we going? which way are we going! i'm at nasa in houston where lucienjunkin is taking me for a spin. using both a steering wheel and a joystick, you can point this vehicle in one direction and drive it in another. you feel the forces in your tailbone. oh, i can feel the forces in my tailbone! laughter. and if that seems really confusing, well, it is. but this is drive—by—wire technology, which means the onboard computer works out which way you want to go, and then calculates what to do with the wheels. all right, so, we'll just go this way... this is just one of many experiments into how we might