In May 2006, we discussed switch pitcher Pat Venditte on MetaFilter. Many wondered: what kind of bizarre game-theoretic catastrophe would occur when the switch pitcher faced a switch hitter? Two years later, it has come to pass. (video)
Pat Venditte is an ambidextrous pitcher. He's not quite in the Big Leagues, but pitching with both arms is extremely rare. The last time it happened in the Majors was 1995. Before that it was 1893.