Circuit bending is the creative customization of the circuits within electronic devices such as low voltage, battery-powered guitar effects, children's toys, and yes now a Facebook Synthesizer. This is Facebook One (FB1 or FB.V1), the world's first Facebook Synthesizer you can play right within Facebook. The keys a through ; on your computer keyboard will trigger FB1's notes. If it doesn't, press a key with your mouse first. By exploring the links, it bends the circuits further. Surprises are in store. Play. Like. Share.