In a real-life situation reminiscent of many an Arnold Schwarzenegger flick, banks are using information gleaned from robots to fend off the Occupy movement.

Big banks are giving each other information they got from robots, security officers, and video surveillance as they brace for Occupy Wall Street's planned protests at the North Atlantic Treaty Organization summit in Chicago in May, Bloomberg reports. Starting May 1, about 50,000 demonstrators plan to camp out in Chicago for a month to protest the NATO meeting, according to Adbusters Magazine, which first coined the phrase "Occupy Wall Street."

This isn't the first sign of a collaborative effort to obtain information about the Occupy movement. first Last fall, rumors floated of an organized national crackdown by city officials on Occupy Wall Street -- most notably in New York, Oakland, Denver and Portland -- after police evacuated Zuccotti Park in the middle of the night. Emails obtained in January showed the U.S. Conference of Mayors surveyed city administrations across the country about the movement...