Technology

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  Walkman portable cassette players

  The Walkman was invented by Sony Corp. and was the device that changed the way we listened to music. With the Walkman, we could listen to music anywhere for the first time.The first Walkman required 4 AA batteries and came ...

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  Word Processors

  The earliest wordprocessors were simply electronic typewriters which appeared in the 1970s. They had electronic keyboards (just like computer keyboards) and a display which would show one or two lines of text. You would type a single line and it ...