Autonomous self driving vehicles are only licensed in four states. . . and Washington DC, and Hawaii is not one of them. These cars have been spotted in New York City, Chicago, and several other National Parks. . . which would give credence to the mapping and street level arguments. . . and the 3D plans. It would also give Apple a leg up on more accurate representation on its FlyOver views in 3D, gaining accurate data on ground views and building data.