While the light-years-ahead would imply compared to current available navigation systems such as Google Maps, Apple Maps, etc, the actual tweet in the article n

While the light-years-ahead would imply compared to current available navigation systems such as Google Maps, Apple Maps, etc, the actual tweet in the article notes he's saying it's light years ahead of their own current system. So doesn't necessarily mean it will be as good as Google Maps nor any promise it will be better and certainly not light years ahead of Google Maps or Apple Maps presumably.