Rock Paper Scissors is a classic game played by two persons. In each round, both players use their hands to form a symbol of "Rock", "Paper" or "Scissors" simultaneously. The following rule then applies.
In 2014, I made a machine that uses "machine learning" to play the game like a person. The machine can predict your next move, therefore, always win the game!
Below is a performance of the machine.
(.... indeed, the machine cheated. It is simply too fast for us, human, to realise).