<jargon> What a guru does when you ask him or her to run a particular program because it never works for anyone else; especially used when nobody can ever see what the guru is doing different from what J. Random Luser does.
Compare incantation, runes, examining the entrails; also see the AI koan about Tom Knight.
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Nearby terms: CAST « cast « casters-up mode « casting the runes » CAT » cat » Cat 3