back in 1992, the first calculator I think I ever touched was my father's Elektronika MK-85, which was essentially an "inspired by" copy (externally look alike

back in 1992, the first calculator I think I ever touched was my father's Elektronika MK-85, which was essentially an "inspired by" copy (externally look alike and similarly programmed, but all the internals designed from scratch in USSR). Imagine my surprise when many, many years later, I learnt that the pocket calculator had a full PDP-11 (LSI-11 compatible, to be specific) with QBus inside...