colour-coded pixels to express ascii for code

http://www.geekosystem.com/writing-code-ms-paint/

D: it has applications for any information.
I read a book called "Information Anxiety" about presenting data in a clear fashion.

These days, I use colour themes with highlighters while studying.
For example, a definition is one colour, biographies are another, et al.

My DIY Magnetic Poetry for literacy students will include a colour theme for grammatical category. Not perfect, since sometimes English is unchanged between such categories.