![A Sony staff member shows off the company's new Wireless Walkman player and its remote control unit (L) at the 20th anniversary celebration of the first Walkman headphone stereo in Tokyo, July A Sony staff member shows off the company's new Wireless Walkman player and its remote control unit (L) at the 20th anniversary celebration of the first Walkman headphone stereo in Tokyo, July](https://l450v.alamy.com/450v/2d574j6/sony-staff-member-shows-off-the-companys-new-wireless-walkman-player-and-its-remote-contorol-unit-l-at-the-20th-anniversary-celebration-of-the-first-walkman-headphone-stereo-in-tokyo-july-1-the-anniversary-model-wm-we01-was-put-on-japanese-market-on-wednesday-at-price-of-23500-yen-195-2d574j6.jpg)
A Sony staff member shows off the company's new Wireless Walkman player and its remote control unit (L) at the 20th anniversary celebration of the first Walkman headphone stereo in Tokyo, July
![Crippling Sony hack 'was the work of a disgruntled former employee named "Lena" who was laid off' | Daily Mail Online Crippling Sony hack 'was the work of a disgruntled former employee named "Lena" who was laid off' | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2014/12/30/242CF96300000578-2890722-image-a-1_1419930719509.jpg)
Crippling Sony hack 'was the work of a disgruntled former employee named "Lena" who was laid off' | Daily Mail Online
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