Bitcoin Is `Gold for Nerds,' Convergex's Colas Says

April 10 (Bloomberg) -- Nicholas Colas, chief market strategist at Convergex Group, talks about the Internet currency Bitcoin. Colas speaks with Tom Keene and Sara Eisen on Bloomberg Television's "Surveillance." (Source: Bloomberg)
Cuban Envoy Says Progress Made on Normalizing U.S. Ties
26:02 - Feb. 27 -- Cuban Director of U.S. Policy Josefina Vidal speaks about negotiations on normalizing diplomatic relations between the U.S. and Cuba. She speaks at a news conference in Washington.
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