[minusf]

nobody is gonna mention TeX? so i will.

yes, i have TAOCP on the shelf and yes guilty of "one day i'll ready it".

but every now and then i open them up and just flip thru that magnificent typography.

Knuth has not just written up all these things, he has developed an entire typesetting system (complete with fonts) to bring technical publishing screaming and kicking into the 20th century (when other software thought kerning and hypenation were creatures from space). it's the only program deserving a version number approximating PI.