Tor, The Onion Router, technology for a free and borderless internet

Useful to download/view youtube-videos that are blocked in specific countries, or to cross the great firewall of China, or to conceal your identity and traffic movements, or to enable people that do not have uncensored internet access.

http://en.wikipedia.org/wiki/Tor_%28anonymity_network%29

http://en.wikipedia.org/wiki/Tor_(anonymity_network)

http://en.wikipedia.org/wiki/Onion_routing

http://en.wikipedia.org/wiki/Electronic_Frontier_Foundation

Duration : 0:6:33