Self-driving cars require an incredible amount of information to operate safely. Tesla and Elon Musk know this well.
Tesla Motors formally launched its long-awaited Autopilot feature on Wednesday, which is not quite a self-driving car, but rather a higher degree of autonomy. One of the new features of Autopilot: Tesla is creating high-precision digital maps of the Earth using GPS.
See also: I went hands-free in Tesla’s Model S on Autopilot, even though I wasn’t supposed to.