Home » First introduced in 1979, which portable music player, developed by Sony, revolutionized the way people listen to music?First introduced in 1979, which portable music player, developed by Sony, revolutionized the way people listen to music?by Trivia QuestionsMarch 20, 2023View AnswerWalkmanLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. Δ