A REVIEW OF ARTIFICER INVENTION IDEAS

The Sony Walkman debuted in Japan in 1979 (and also the U.S. in 1980) and swiftly grew to become the It Woman of the ’80s. The Walkman itself was compact, lightweight, and transportable, and so ended up its headphones. As new devices debuted over time—from Sony’s Discman to Apple’s iPod to smartphones and the Bluetooth headphones of these d