Welcome to the future. Progress marches. Innovation blossoms. Bold people search for ingenious solutions to everyday problems. Our thermostats learn. Robots vacuum our homes. And, now, we don’t even need keys because we can open the door with our iPhone. The Kwikset Kevo is a deadbolt. It comes with regular keys and can be unlocked like any deadbolt. But, that’s not why someone spends $219.00 on the Kevo. No, they buy it—the forerunning product in a new market—because it allows you to unlock your door via the magic of Bluetooth technology. And, it works. Installation was uneventful and took about an hour.  Afterwards, we setup the Kevo iPhone app and configured our “eKey.” When we approach the door from the outside, it senses us. And, when we touch the lock, it opens. For those without iPhones, the Kevo comes with...