Sony will no longer make its cassette player/recorders.

Yes.  Sony was still making cassette player/recorders.

The company will cease the entire production of cassette players and recorders by early January 2013.

** The "Walkman" has been marketed since the early 1980s. 

** Sony's portable cassette players quickly became known as a game-changer in the music industry by allowing people to carry music with them.

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