Once upon a time, you could touch your music -- or at least caress a 7- or 12-inch vinyl disc -- but these days the cool kids stream MP3s (and OGGs, and APEs) off the internet. However, design studio IDEO recently decided to see if they could get back in touch with their audio roots, and -- taking a page right out of the industrial design treatise I Miss My Pencil -- they built the above machine. To put it simply, what you're looking at is a box filled with specially-angled Arduino Pro Mini boards constantly searching for RFID tags on top, and a set of cards each with two RFID tags, with each tag representing one song. When you dr