As you know, the Apple news of the day is the official release of a much-improved 21.5-inch iMac with Retina 4K display, refreshed 27-inch iMacs and the new Magic Mouse 2, Magic Trackpad 2 and Magic Keyboard wireless accessories.
Speaking with Apple's engineering leaders Kate Bergeron and John Terns, technology writer Steven Levy shared in a Medium article some rather interesting tidbits pertaining to creating the new iMacs and how members of Apple's Input Design Lab tackled the design issues encountered while engineering the new Magic accessories.