This is a patent and not a detailed report on what they intend to use or are implementing. Strategically speaking the optimal case is a patent to cover the pro

This is a patent and not a detailed report on what they intend to use or are implementing. Strategically speaking the optimal case is a patent to cover the process of sending directions to a car, including everything needed to request them, using any means. Everyone who produces cars will have to implement some form of that at some point to stay relevant, which makes this a very valuable patent.