A computer in a dream often reflects how connected -- or overwhelmed -- you feel by the flow of information in your life. A crashing or frozen computer can point to control slipping away under too much input, while one working smoothly often names a sense of mastery over what's coming at you.
Jupiter should be asked for the accumulation of goods, conciliation of opinions, rejection of temptations, mitigation of grief and security of earthly and maritime paths. - Picatrix (Andalusia, ~1000.AD)