Related:

• hack value n. Often adduced as the reason or motivation for expending effort toward a seemingly useless goal, the point being that the accomplished goal is a hack.
  For example, MacLISP had features for reading and printing Roman numerals, which were installed purely for hack value....
• eat hack: n. 1. A clever technique. 2. A brilliant practical joke, where neatness is correlated with cleverness, harmlessness, and surprise value.
  Example: the Caltech Rose Bowl card display switch (see "{The Meaning of `Hack'}", appendix A)....
• hack mode n. 1. What one is in when hacking, of course.
  2. More specifically, a Zen-like state of total focus on The Problem that may be achieved when one is hacking (this is why every good hacker is part mystic)....
• display hack: n. A program with the same approximate purpose as a kaleidoscope
  o make pretty pictures. Famous display hacks include {munching squares}, {smoking clover}, the BSD UNIX `rain(6)' program, `worms(6)' on miscellaneous UNIXes, and the {X} `kaleid(1)' program....
• haque: /hak/ [USENET] n. Variant spelling of {hack}, used only for the noun form and connoting an {elegant} hack.
  hat is a {hack} in sense 2. -- The AI Hackers Dictionary...
• eat hack n. [very common] 1. A clever technique.
  2. A brilliant practical joke, where neatness is correlated with cleverness, harmlessness, and surprise value....
• bit n. [from the mainstream meaning and `Binary digIT'] 1.
  [techspeak] The unit of information; the amount of information obtained by asking a yes-or-no question for which the two outcomes are equally probable....
• If you have to ask what jazz is, you'll never know. -- Louis Armstrong
• munching squares: n. A {display hack} dating back to the PDP-1 (ca.
  1962, reportedly discovered by Jackson Wright), which employs a trivial computation (repeatedly plotting the graph Y = X XOR T for successive values of T --- see {HAKMEM} items 146--148) to produce an impressive display of moving and growing squares that devour the screen....