Favorite talks
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Play
Jane McGonigal: Gaming can make a better world
20:03 Posted: Mar 2010
Views: 3,042,705 | Comments: 1156
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Steven Strogatz on sync
21:58 Posted: Dec 2008
Views: 307,752 | Comments: 91
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Ken Robinson says schools kill creativity
19:24 Posted: Jun 2006
Views: 16,582,256 | Comments: 3006