I didn't buy an iPhone until the 3GS, but I never used turn-by-turn navigation. I just needed a map with directions that I could refer to if I got lost. After I

I didn't buy an iPhone until the 3GS, but I never used turn-by-turn navigation. I just needed a map with directions that I could refer to if I got lost. After I got it, I also discovered how useful it was for planning trips by bus. Did the original iPhone not have Maps at all? I think it would have been a killer app even without turn-by-turn.