I love the color sensitive interactive shopwindow at the end of this new video from @bergLondon & @DentsuLondon.
+info: http://berglondon.com/blog/2010/11/03/media-surfaces-incidental-media/ You also can check this other color sensitive interaction
+info: http://berglondon.com/blog/2010/11/03/media-surfaces-incidental-media/ You also can check this other color sensitive interaction