I don't know..the buzzer thing?.........IF the computer knows the answer to will know it soooo much faster.....humm, skynet moment?? anyway, explanation at the link IBM - What is Watson? "Alex; I'll take who's Da Man for $800 please" "Answer- who possesses the unique qualities of genius and abundant awesomeness? Bzzzzz "who is Trajan?" "Correct!!!"