You have to turn on Turbo mode for it to work. Other than that, try experimenting with the arrow keys! Up Arrow: Summon crazy black and white dots from out of nowhere. Down Arrow: Reverse the effect of the up arrow. Left Arrow: Make the mosaic coarser. Right Arrow: Make the mosaic finer.
Special thanks to the entire bag of KitKats that made sugar high enough to create this abomination.