Google, Apple or Samsung: Who is the biggest smartphone copycat?

Yahoo Finance Video

Nobody's perfect. And neither is anybody's phone. That's why Apple, Google, and Samsung often get accused of "borrowing" features from each other. It's a tight market. Who is the biggest culprit? Yahoo Finance Tech Critic, David Pogue, reveals what he discovered in a chat with Andy Serwer, Alexis Christoforous and BBG Ventures' Susan Lyne.

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