Jeopardy "Hacker" Method Is Used By Other Players—Including Watson

Arthur Chu returns to television today, the Jeopardy champion with the unconventional playing style who's either hacking or ruining one of America's most popular game shows. But Chu's supposedly unorthodox methods are not all that radical: IBM's Watson uses those same tactics to beat humans. » 2/24/14 4:20pm 2/24/14 4:20pm