At a fire station in Livermore, California, a light bulb flickers 24/7. It looks nothing extraordinary, just a traditional hand-blown light bulb with an old-school filament and switch. What makes it remarkable, however, is that it is now 120 years old.
Instead of buying brand new devices, we should look at what we already have. A lot of people have old devices laying around that are not in use—devices whose utility can be prolonged.