http://worldsciencefestival.com/videos/embedded/1884
http://worldsciencefestival.com/videos/embedded/1884 (Fun explainer from the World Science Festival on what happens when you request a web page – via http://worldsciencefestival.com/videos/there_and_back_again_a_packets_tale)
(Source: http://worldsciencefestival.com/)
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