A good way IMO to think about it is by looking at airplanes. Birds fly by flapping their wings to generate thrust, but planes use turbines to generate thrust.

A good way IMO to think about it is by looking at airplanes. Birds fly by flapping their wings to generate thrust, but planes use turbines to generate thrust. Just because humans use vision to drive, doesn't mean that we should restrict ourselves to vision for cars. Also, as another comment points out, our visual system does a lot more than just 'see' in the literal light/color processing sense that a camera does