The phantom Keystroker would be fairly easy to spot plugged into your computer, but the results would be fun to watch. Maybe a remake is in order, especially if you can make it smaller, and easier to conceal.
The Phantom Keystroker may look like a harmless circuit board, but it’s actually a devious contraption of unlimited office-based torture. Simply discreetly attach the Phantom Keystroker to any extra USB port on your victim’s computer, no drivers needed. The Keystroker emulates a keyboard and mouse and periodically makes random mouse movements and types out odd garbage text and phrases.
More about the Phantom Keystroker