Arts

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Opening Friday nationwide is James Cameron’s latest epic cinematic and technical feat. “Avatar,” a digital 3-D action adventure movie about human colonization of a distant moon already occupied by a race of blue aliens. Costing nearly $400 million for production…

Paul Frommer hadn't ever aspired to invent a language, but when James Cameron -- director of the highly-anticipated "Avatar" -- e-mailed the USC Linguistics department looking for someone to create a speech system for the movie, the professor was eager…