Is Apple's new iPhone iOS 7 good for travelers?

By Natasha Stokes, for CNNUpdated 11th September 2013
There are some minor upgrades to existing travel-related functionality with the new iOS 7, such as advanced map navigation that puts it more on par with Android (shown).
CNN's Andrew Stevens breaks down the potential updates to the newest Apple iPhone.
Walter Isaacson talks to CNN's Piers Morgan about the future of Apple.