We were captivated when we first came across David Merrill's brilliantly simple Siftables idea last year, and though some time has passed us by, we're no less amazed this go 'round. The MIT graduate student has hosted up a few more videos and images of his pet project, which aims to utilize computerized tiles to initiate learning and allow Earthlings to "interact with information and media in physical, natural ways that approach interactions with physical objects in our everyday lives." Call us crazy, but we're betting Art Lebedev would totally take these commercial. Check out a music sequencer vi