YORKTOWN HEIGHTS, NY/April 27, 2009/FPSnewswire/--For nearly two years IBM scientists have been working on a highly advanced Question Answering (QA) computing system, codenamed "Watson" -- aimed to compete in a human vs. machine contest on Jeopardy! - America's favorite quiz show. Pictured: Dave Ferrucci, IBM scientist and Watson project director.(Feature Photo Service)