The Lost Origins of the Stopwatch: A Story of Racehorses and Scrappy StartupsRachel Swaby8/11/11 4:30pm51EditPromoteGo to permalinkStopwatch. No big deal. You've got one on your wrist, or even on your phone. But it didn't used to be like that. It took a very fast horse and an enterprising company to bring the super-accurate timepiece to America.