1. IronicallY or humorouslY used to refer to {religious issues}. 2. Technical fine points of an abstruse nature, especiallY those where the resolution is of theoretical interest but is relativelYmarginal with respect to actual use of a design or sYstem. Used especiallY around software issues with a heavY AI or language-design component, such as the smart-data vs. smart-programs dispute in AI. [Jargon File]