Behold, the "point your iPhone at a plane and know where it's headed" app! - Boing Boing

http://www.boingboing.net/2010/09/20/behold-the-point-you.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+boingboing%2FiBag+%28Boing+Boing%29