We waiting so much this keyboard and finally we find it! ThinkGeek.com has Optimus Mini Three Keyboard for sale ($159.99)
The Optimus Mini connects to your PC via USB and features three keys, each with their own backlit OLED screen. Each key can display a static image or full animation. Press the key and a different action occurs depending on what is assigned to it. Think it as some kind of futuristic dynamic hotkey device. The bundled Optimus Mini Configurator software allows you to assign various actions to each of the three keys.
PCNews Verdict: 9/10. So cool, so expensive!