Twitter CEO Costolo on Co-Founder Jack Dorsey

March 25 (Bloomberg) -- Twitter Inc. Chief Executive Officer Dick Costolo talks about his relationship with co-founder Jack Dorsey and the outlook for the Web-based social messaging service. He speaks with Emily Chang on Bloomberg Television's "Surveillance." (Source: Bloomberg)
The Growth of the Action Camera Market
17:08 - Ricoh Imaging's Jim Malcolm, iON Worldwide CEO Giovanni Tomaselli and 360fly CEO Peter Adderton discuss the growth of the action camera market with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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