The problem with mechanical bull riding is it's not always obvious who is the winner and who is the loser. This project by the Madagascar Institute (motto: "Fear is never boring) solves that problem by making two identical mechanical bulls move according to one controller. The system throws off one competitor before the other and exposes the loser to abject humiliation. Which, as we all know, is right and fitting and proper.
Link -via Make
P.S. I've just had a brilliant idea: never mind the treadmill desk. Let's build a mechanical bull desk!