"What happens when a giant high-tech corporation opens a massive new plant on the outskirts of a small, rural, historic city? And what happens when it just as suddenly leaves? Rising quickly in 1954-1955 on a 200-acre former dairy farm, the new IBM location near Kingston, New York, was a major event for the city and the entire Mid-Hudson Valley, at that time a quiet area supported by apparel companies, a dying brick-making industry, agriculture,...