If it really works like they say and can be added to any car, that's pretty huge. I'd definitely buy one. I wonder what it takes to install it ...
With that comment you probably mean the inherent difference of the Tesla/Hotz/German style of live online interpretation of the world, compared to the inferior Google style offline collected Google maps, where the SW matches the view with the offline world. Because in the Google world you cannot drive a street which is not in the system. The Google system is not advanced enough to interpret changed speed signs, changed roads, temporary road contruction, ...