Kurzweil k 2000/2500/2600 keyboard Easter Egg - Ping Pong on Your Kurzweil

Press the MASTER button, then the UTIL soft button, then the ( ) empty space soft button and finally, the SETUP button. You will see "Welcome to the K2000 game!" Use your data wheel to move your "paddle" to meet the bouncing ball. When you're done, press the EXIT button several times to quit.

by following the instructions above, you will have the pleasure of seeing your expensive, state-of-the-art music workstation turned into a 1980´s low-tech computergame : ping pong !
the programmers claim this to be the father of all video games.
I tried myself on my own k 2000, as soon as I heard of this. It works.