Wi-Fi-Blocking wallpaper keeps your signal in and intruders out - Techworld.com

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Wi-Fi-Blocking wallpaper keeps your signal in and intruders out
Techworld.com
New Wallpaper created by French scientists hopes to solve your problems by blocking Wi-Fi signals. By Chris Brandrick | PC World | Published: 10:37, 13 May 2012 French scientists have created a type of wallpaper that can block Wi-Fi signal, ...

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