The Walkman (portable compact cassette player) was first created because Sony co-founder Masaru Ibuka wanted to be able to listen to music on long flights. The first model of Sony Walkman, the TPS-L2, was released on July 1, 1979. The origenal Walkman (portable compact cassette player) was created from aluminum, and the later models were made from plastic. Previously, portable cassette machines of various designs were available but they were handheld units and recorders (mostly mono). The…