> My friends both really wanted public transit directions in maps and airdrop but neither feature shipped on the 4S. I also seem to remember that predictive Si

> My friends both really wanted public transit directions in maps and airdrop but neither feature shipped on the 4S. I also seem to remember that predictive Siri (Google Now-ish competitor, don't remember what they called that) didn't make it to the 4S. As I recall all those features were built only for 64bit CPUs which the 4s/mini didn't have.