thaig writes: ARM have posted this cool video of a Lego Mindstorms NXT Robot that solves a 4x4x4 Rubics cube. The problem solving comes in the form of a Nokia N95 cellphone which watches the cube and the robot and tells it what to do.
If you push the "extra ice" button on the soft drink vending machine, you won't
get any ice. If you push the "no ice" button, you'll get ice, but no cup.