20th Anniversary iPhone Could Blend Haptic Buttons Into Curved Edges

For the rumored 20th-anniversary iPhone, Apple continues to test a solid-state haptic button system that will replace traditional mechanical buttons and enhance the uninterrupted look of the device's display, claims Chinese leaker " Instant Digital ." According to the Weibo-based leaker, the buttons have already passed tests for use when wearing gloves or having wet hands, in extreme temperatures, and when the phone has a case on. The leaker also claims that the 20th-anniversary iPhone will be