I think they kind of cry out for a screwed-down polished brass plate framing some Lock LEDs, maybe in the form of some jeweled lamps like old guitar amps had.
Yeah you're not alone http://geekhack.org/showthread.php?p=113903 :)
Beautiful, but I look at those keys and can't help thinking of...Show Image(http://elitekeyboards.com/external/cheetos.jpg)