A handy, quick-access guide to getting the most out of the iPhone 4 If you love all the great stuff that makes up the Apple digital lifestyle, you no doubt consider your iPhone 4 to be indispensable. The newest edition of iPhone Portable Genius is packed with the information you need to make this wonderful device even better. You'll find great iPhone tips at your fingertips-things like the latest hot app from the App Store, novel ways to control calls, and more-and they're all designed to make your life easier, save you time, and help you avoid hassle. Best of all, this book fe