There are more advantages to this than you realize. For instance, my father is a quadriplegic and has limited dexterity so it is extremely difficult for him to

There are more advantages to this than you realize. For instance, my father is a quadriplegic and has limited dexterity so it is extremely difficult for him to handle keys. If he wanted the ability to lock a door on his way out, it would be much easier for him to make a few taps on his iPad and be on his way.