Operator: Computer, the door is open, the door is closed. Is the door closed? Computer: I don't know!
Operator: Computer, the sky is green, the sky is blue. Which color has the sky? Computer: It was green, but changed to blue right now.
Operator: Computer, what is the square root of 2? Computer:
Operator: Computer, who put the money under the pillow? Computer: The tooth fairy, of course!