There are certain times in life that you must hold an umbrella. You may encounter closing and opening an umbrella in a small space, and shrinking the umbrella around a dusty tram or train station. It still comes from your physique, so once you turn it off, you may get damp. With an inverted umbrella, those times may be a thing of the past. That's it. Why use an upside-down umbrella? The inverted u...