Rock, Paper, Scissors (RPS) is a hand game, often played by children, that is used as a selection method similar to drawing straws. Though seemingly random, an experienced and attentive player can sometimes recognize the behavior patterns of other players and use this knowledge to his advantage. The game involves 3 hand gestures, each representing rock, paper, or scissors. Each gesture beats one of the other two. In 2006, US Federal Judge Gregory Presnell used RPS to settle a court dispute; how? Discuss