A couple in a Car

A cop was patrolling at night in a well-known spot. He sees a couple in a car, with the interior light brightly glowing. The cop carefully approaches the car to get a closer look. Then he sees a young man behind the wheel, reading a computer magazine. He immediately notices a young woman in the rear seat, knitting. Puzzled by this surprising situation, the cop walks to the car and gently raps on the driver