Mat Smith / Engadget
The Morning After: Sony made a $3,700 Walkman – Sony has released two ultra-high-end Walkman MP3 players aimed squarely at audiophiles and no-one else. The headliner, the $3,700 NW-WM1ZM2 (pictured left), combines an S-Master HX digital amp with fine-tuned capacitors, thick Kimber Kable (to link the amp to the headphone jack) and a 99.99 percent pure gold-plated, oxygen-free …