Is Twitter Really Worth $9 Billion?

Jan. 29 (Bloomberg) -- Spark Capital General Partner Mo Koyfman talks about the valuation of Twitter and his investment strategy. He speaks on Bloomberg Television's "Market Makers." (Source: Bloomberg)
The Great Commodity Crash: Surveillance (08/04)
37:12 - Full episode of "Bloomberg Surveillance." Guests: Michael Darda, Paul Sweeney, Jerry Kaplan, William Rhodes, Ann Selzer and Juliana Barbassa. (Source: Bloomberg)
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