Once again, another fantastic idea that sources its idea from the demoscene, one of the two great alternative software movements (the other being the opensource movement).
It would be interesting to know if this transformative use of the multicolor charsets counts as copyright infringement.
I know "normal" (vector) fonts are not protected by copyright because they don't cross the threshold of originality, but I personally wouldn't lump the examples in the article into the same category.
In any case it is really interesting to see how much creativity was put into the distribution of warez…