Ask folks in Silicon Valley these days about their biggest fear, and you likely won't hear about Osama bin Laden, global warming, or failing schools. These days, everyone's afraid of offshore outsourcing--the movement of white-collar jobs, especially in the high-tech sector, from the United States to foreign countries, where the labor is cheap, plentiful, and, increasingly, well-educated. "There's an increased level of anxiety about what the economy's going to be like," says Marcus Courtney, president of the Washington Alliance of Technology Workers. "People who entered this field thought it was going to be a career for twenty years, and now...