That little grey gear icon contains everything you need to make your phone actually work for you. Most people never open it. Today we're changing that. Let me tell you about Gerald. Gerald is 71, lives in British Columbia, and bought himself a brand new iPhone last spring. He called it "the most expensive thing I've ever been confused by." He could barely read the text on the screen. Notifications were exploding at all hours. His location was being tracked by seventeen apps h