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— Have these crossed the line from well crafted collectibles to something a little more unsettling? To add realism, some purchasers opt for a heartbeat and a device that makes the chest rise and fall to simulate breathing. One owner says she plays with her doll, the same way a man might make a big train station and play with his train station. My father is a model railroader, but I know Ill never have to worry about his trains staring at me from across the room when I visit. Story can be read here - http://www.msnbc.msn.com/id/26970782/