InfoWorld - In just over three days' time, Russian designer Artemy Lebedev will finally start taking preorders for his Optimus Maximus keyboard. But anyone with $1,564.37 burning a hole in their pocket better act fast, only 800 keyboards are going to be made during the first three months of production. Art. Lebedev Studio's Optimus Maximus keyboard is special because all 114 keys are topped with a tiny, customizable OLED (organic light-emitting diode) screen. But the keyboard has been hit with repeated delays that have postponed its release. In March, Lebedev promised to start taking orders for the keyboard in April, ahead of an expected start to shipments in December.