Have you ever experienced a power outage? You pull out your favorite flashlight, only to discover the batteries are dead. Bummer, am I right? How about light bulbs? For some reason, they all seem to go at the same time, leaving you in the shadows and looking for that flashlight—you know, the one with the dead batteries! Light bulbs burn out, tires go flat, umbrellas turn inside out on a windy day, and batteries die. Many of the things we use on a frequent basis are designed to be temporary—an...