MIT's Media Lab is chock-full of cutting-edge tech projects that researchers create, then often license to manufacturers and developers. One such project is called NewsFlash, and uses high-frequency red and green light to transmit data to the built-in camera on a receiving device -- in this case Samsung's Epic 4G. The concept is certainly familiar, and functions in much the same way as a QR code, generating flashing light that's invisible to the human eye instead of a cumbersome 2D square. In the Media Lab's implem
