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My favourite model of minicomputer was invented in 1965
@wallhackio Also look at all the photos in this article: https://en.wikipedia.org/wiki/Minicomputer
Beautiful refrigerator-sized computers with a front panel with switches and lamps, and if you're lucky, attached to BIG hard drive or BIG floppy drive and perhaps also a teletype 
@vaporeon_ @wallhackio from the thumbnail I thought this was a movie theater popcorn machine
@wallhackio No, it's a calculator. A minicomputer looks, for example, like this: