Shoot your alarm clock to turn it off each morning. but wouldn't you have to grab the gun which takes the same time as turning the alarm clock off. and then you'd have to shoot the target when you're half asleep to turn the darn thing off.
An incredible invention that uses a "wall of water" around around a plate of food to keep it fresh. Water cuts off when your hand gets near to take an item out. How does the food stay dry when the water turns off?