PUBLIC MARKS with tags arduino & hacking

Automatypewriter is a typewriter that can type on its own, as well as detect what you type on it. By reading what it types to you and responding, it can be used interactively to play a game or participate in a story

On of the things that worried me was: could someone in the audience send a 'next slide' command to the dongle in order to go to the next slide before I wanted to do so? Or worse: could he send random keystrokes to my laptop (after all, the device is a keyboard!).In short: yes you can.