Posts Tagged ‘casiocameraapp’

Casio Camera App Uses Light To Send Secret Messages

The camera in your smartphone is good for a lot of things, and we’re not just talking about Instagram and causing the sad yet inevitable demise of the point-and-shoot; now it can also be used to send and receive secret messages using light. A new Casio camera app called Picapicamera encodes messages or graphics using a sequence of red, green and yellow flashing lights, which another user of the app can then point their camera at to decode. Read more…