Takahashi Glitch
Continued exploration of linking background color and foreground text. Grey scales are used to reduce source code size (one variable instead of 3).

You should provide the text below when attributing this sketch:
Takahashi Glitch by Patrick May, licensed under Creative Commons Attribution-Share Alike 3.0 license.
Work: http://openprocessing.org/visuals/?visualID=3557
License: http://creativecommons.org/licenses/by-sa/3.0/