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http://media.w3.org/2010/05/sintel/trailer.mp4
http://players.edgesuite.net/videos/big_buck_bunny/bbb_448x252.mp4
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http://media.w3.org/2010/05/sintel/trailer.ogv
http://players.edgesuite.net/videos/big_buck_bunny/bbb_448x252.ogg