According to Douglas Hoffstader
's book, Gödel, Escher, Bach: An Eternal
, i-mode is one of the three
modes of human
action ( the other
two being m-mode
A person is working in "intelligent mode"
when actions are based on observation, deduction, logic, and any other
For example, that act of trying to determine someone's E2 password by
looking at their homenode and attempting to guess what they might use is
acting in intelligent mode.