2008
With the essentials of UIKit under your belt, learn more about the special patterns and features that power iPhone OS and its applications. Understand the details of text input on iPhone, and see how easily you can add animation to your user interface. Add personal touches to your iPhone applications by tapping into the Address Book, camera, and Photo Library. Learn to keep users informed of their whereabouts with Core Location. And see how you can use URL schemes to communicate with other applications on the system. Finally, discover an amazing new way to control applications and games with iPhone's multi-touch interface and built-in accelerometer. These final details will help your iPhone apps stand out from the crowd.
Unlisted on Apple Developer site