I don't know how bad it would really be for GPS manufacturers. Right now you can get a bunch of different applications for iOS that provide mapping and store al

I don't know how bad it would really be for GPS manufacturers. Right now you can get a bunch of different applications for iOS that provide mapping and store all the data directly on the phone. Granted, they do cost money, and Google maps is free, but I don't know that having vector Google maps with caching would really be a huge blow to GPS manufacturers any more than the iOS apps already are.