Now there’s no reason to rely on friends to pinpoint areas you missed with sunscreen or even zinc blockers. Using UV light, the Sunscreenr (currently in development for widespread release) indicates potentially-dangerous areas. No bigger than an electronic car key, the developer, David S. Cohen, would love to see enough interest to get the price down to the $20 range in coming years. With a built-in viewfinder, the gadget is the Bond to save the Blond or anyone with fair skin. Read more from Mashable here. But only in a shady place.