[the_third_wave]

The firmware would make sure the significant yellow dot patterns would be recognisable by not printing some of those yellow dots you tell it to print. As long as the firmware has the final say on what ends up printed there is no way you can avoid those watermarks no matter how cunning your scheme is. Stalin was right when he said "It's not who votes that counts, it's who counts the votes" - this is just as applicable here: "It's not who orders the print what counts, it's who prints the order".