General Motors has been toying with hydrogen fuel cells and the drive-by-wire concept for many years, but take a look at the video below and you'll notice that the company actually has a working prototype. GM calls this Hy-Wire vehicle the first drivable concept car to use hydrogen fuel cell and by-wire technology.
Maybe now that the Detroit behemoth's SUV sales have gone down the shitter, it will get serious about designing some sensible vehicles for a change. But let's be sensible about being sensible: the thing's turtle-slow, going from zero to 62 mph in 16 seconds.
GM Hy-Wire automobile [AutoMotoPortal]