So, it turns out that people really like paper airplanes, and by that we dont mean the M.I.A. song, although thats pretty neat too. No, were talking about PowerUps Bluetooth propellor kit for paper planes that enables you to steer your origami aircraft. Creator Shai Goitein had already developed a propellor kit for kids, but took to Kickstarter to raise funds for a smartphone-controlled model with a rudder, and was staggered when it managed to raise its $50,000 goal in just seven hours.