Following Lexus' Hoverboard concept, and the RC-F with glowing, heartbeat-projecting paint, the car maker's latest art/technology project involves cardboard. A lot of cardboard, in fact. Down to the last detail, Lexus has created an exact replica of its new IS sedan using 1,700 pieces of laser-cut cardboard. The model even goes so far as interior details like the seats, steering wheel, and dashboard. Oh, and did we mention that it actually works?