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this is a TED talk from the same guy http://www.youtube.com/watch?v=cQl6jUjFjp4 http://www.youtube.com/watch?v=cQl6jUjFjp4
by gozzoo 15y ago
this is a TED talk from the same guy http://www.youtube.com/watch?v=cQl6jUjFjp4 http://www.youtube.com/watch?v=cQl6jUjFjp4