Company demos development turn-by-turn iPhone GPS app (Macworld.com)

Macworld.com - A friend of mine has been longing for a smartphone for years, but he’s continued to hold off on the hopes that when he does eventually get one, it will do absolutely everything from making phone calls to preparing grilled cheese sandwiches. Phones these days have gotten pretty close to his ideal, but they still lack one key ingredient for him (besides the sandwich-making), and that’s GPS-based turn-by-turn directions. (link)