Now this is stroke of (evil) genius.
Created by Matt Braun and Jared Delorenzo, two students at University of the Arts in Philadelphia, the Biker’s Revenge is a pair of handlebar key plugs that will vandalize anyvehicle getting too close to your personal bike space.
Don’t try this on me though. You key my car, I’ll find you, like a bleeding dog in the snow ;)
More images after the jump.