I. INTRODUCTION In 2007, after months of rumor and intrigue, Apple announced the iPhone. (1) Promising seamless integration of iPod functionality with a smartphone, the iPhone quickly became a sought-after gadget. The iPhone boasted a clean, efficient interface in a slick package reminiscent of the iPod Touch. (2) Starting with a capacitive touch-screen to serve as both display and keyboard and internet access over both WiFi and the cellular signal, the iPhone's basic user experience would be shaped by an interface structured around applications launched via widgets on a dashboard-like landing screen. (3) The iPhone would be able to connect to the iTunes Music Store over the cellular network, (4) cutting the store's ties to desktop computers. Concurrently the iTunes Music Store would launch an App Store, where third-party developers could post and sell new applications. (5) With an Internet connection, a microphone, a Global Positioning system (GPs) locator, and a directional gyroscope inside, (6) the iPhone promised endless possible applications.