Hot on the heels of the recent single-key Optimus Maximus OLED key test comes the highly anticipated multiple-key test, a demo of the numeric keypad. Yes, it's a whole bank of the custom-built buttons, flashing in a veritable parade of holiday-season-worthy light. Sure, that exposed PCB and those little plastic keys don't look like they're worth $1536, but we're sure once it's all said and done you'll still feel like it's money well spent. Check the video after the break to witness the dancing lights for yourself.