Looks like you'll have to start keeping your AR drone on a leash, what with a new breed of wireless virus floating around the skies. The winning entry into this year's San Francisco Drone Games, James "substack" Halliday's Virus-Copter can wirelessly infect AR Drones around it with amok.js.
This script wrests flight control from the pilots and redeploys them as autonomous infectious agents against other nearby drones. See if you can spot it in action in the highlights above. [Drone Games via Boing Boing]