neat hack

from Jargon File (4.4.4, 14 Aug 2003)
neat hack
 n.

   [very common]

   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 Appendix A for discussion). See
   also {hack}.
    
from The Free On-line Dictionary of Computing (8 July 2008)
neat hack

   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 also {hack}.

   [{Jargon File}]
    

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