He calls it an LED matrix “Paint Toy” because one of the features he’s included lets the user create pixel art like in MS Paint. The 10×8 grid of lights is controlled by a PIC 16F877A.

"Without that code, there is no Matrix." Film and TV has a rich history of concealing through translation, Game of Thrones having previously hid a Monty Python line in its Low Valyrian language .