In high school football, the coach kept me on the bench all year. On the last game of the season, the crowd was yelling, We want Youngman! We want Youngman! The coach says, Youngman - go see what they want!
In timing a film, we used to assume that sneaks move slowly. This was great for animators-thirty-six to forty-eight drawings for a single step-but it was sheer hell for the pace of the picture. So the rapid tiptoe was invented.