THE GREATEST GUIDE TO IDEAS

The Sony Walkman debuted in Japan in 1979 (along with the U.S. in 1980) and promptly grew to become the It Woman of your ’80s. The Walkman itself was compact, lightweight, and moveable, and so have been its headphones. As new devices debuted over time—from Sony’s Discman to Apple’s iPod to smartphones and also the Bluetooth headphones of to