Evan Williams at TED2009

  • Speaking at TED2009
  • February 2009
  • Long Beach, CA

How Twitter's spectacular growth is being driven by unexpected uses: In the year leading up to this talk, the web tool Twitter exploded in size (up 10x during 2008 alone). Co-founder Evan Williams reveals that many of the ideas driving that growth came from unexpected uses invented by the users themselves.

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