Computers like the IBM S/360 or 3090 are ... that the Hercules emulators would let you run virtual copies of these old mainframes, but every time we’ve looked at setting any up, it winds up ...

We miss the days when computers looked like ... a “mini-mainframe simulator.” The device would look at home on the set of any old science fiction movie. Externally, it has 540 LEDs, 100 ...