I want one! I hope this idea is developed Color Picker Pen: "Concept design by Jin Sun Park, this pen allows you to scan the color of any real-life object and then draw in that color right away." I WANT THIS
Everyone might find himself in emergency situation under water somehow, what's better than wearing a life ring on wrist? Once you pull the bracelet when you are in danger, the slim bracelet will rapidly expand to a life ring to keep you afloat
Also great for kids of age to carry a house key - Bracelet key, no more putting keys in your pocket. Great for jogging and wearing pocketless pants. Dude I'm 14 and I still lose house keys I need this badly.