20 years ago, the Flashcard rocked the technological realm by emerging as the world’s first ultra thin flashlight. With its ridiculously thin profile and baffling commercial success (with millions of units in sale), the svelte contraption was permanently displayed at the Museum of Modern Art in New York. And now, fast forwarding to 2013, the utterly slim flashlight is back and better than ever. How so? Well, the so-named Flashcard3 has been upgraded with host of fascinating design features that pertains to both its form factor and technology.