The Sony Walkman precipitated the rise of MP3 and audio players that allow us to revel in our own private auditory worlds.
Sony launches new Walkman 40 years after original release but it costs an eye-watering amount
How Sony's Walkman Created Headphone Culture - WSJ
UX inspiration from history: Sony Walkman
Business ideas that changed the world: The Walkman
The Sony Walkman, Which Changed How We Listen to Music, Turns 40 - Maxim
Modern Relics: The rise and fall (and rise again) of the Sony Walkman
Last Week's Links – Retreading for Retirement
The Iconic Sony Walkman Marks 40 years of Cross-Generational Cool and Global Fans
The Sony Walkman at 40 shows what's wrong with the company
Tech Hunters: How the Walkman changed the way we listen to music
How Sony's Walkman Changed the Way We Listen to Music