Somewhere on this site is is a discussion about the speed of forearm pronation beng as fast or almost as fast as the blink of an eye. In the interest of science, and wanting to take a break from a very nitpicky bucket dad trying to help her catch the whip, DD offered this experiment to determine which movement is actually faster. We thought you all would enjoy this:
[video]https://youtu.be/YmN6ZZNGums[/video]
[video]https://youtu.be/YmN6ZZNGums[/video]
