This iPhone 7 concept video envisions Parachute System for drop protection
The system looks rather elaborate, but, as the ShatterShield tech of Motorola's new Droid Turbo 2 proves, one needn't go to such extremes in order to make a hard-to-break display. It's cool to watch, though, imagine the bragging rights when you drop your phone off the bar counter later in the night - the soft landing should make everyone stop drinking already, and go home.
Things that are NOT allowed: