When we took a deeper look into the technology that makes a Porsche a Porsche, we experienced neck-snapping acceleration and yawn-inducing traction control, but never did we get the feeling that the car was actually driving itself. That could change soon, Autoblog catching the keys to a Porsche Panamera S test mule outfitted with something called ACC InnoDrive. ACC stands for Adaptive Cruise Control, while InnoDrive stands for (wait for it) Innovative Drive. It's basically cruise control with a brain, hav