Walkman: A História Ilustrada (1979–2004) A timeline of Sony’s cassette Walkman models from 1979 to 2004 - EP.12 - 1985: SONY WALKMAN WM-50

 

Unveiled in 1985, the WM-50 moved away from sharp-edged housings in favor of softer

 contours. The change improved handling and comfort, signaling a turn toward ergonomics over

 rigid form.