IBM's Watson Supercomputer Is Cashing In on Wall Street

A year ago, IBM's Watson supercomputer bludgeoned human supernerds Ken Jennings and Brad Rutter in Jeopardy. Since then, Watson's been putting its natural language interpretation skills to work for health care organizations, but now it's coming for the money: As of yesterday, Watson works for Citigroup, one of the… » 3/06/12 10:30am 3/06/12 10:30am