in depth: 6 standards headphone makers can adopt to make us love a 3.5mm-less iPhone 7

iPhone 7 headphonesAnother day, another iPhone 7 headphone jack leak. Although we won't see an official confirmation until the phone's announcement on September 7, it's looking more and more likely that Apple are set to ditch the traditional 3.5mm headphone jack in favor of a single lightning jack, upsetting the millions of sound-minded individuals who use wired headphones.At first glance Apple's removal of the traditional headphone jack would appear to be bad news for anyone who's invested in a