ALAN BERNER / THE SEATTLE TIMES
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Ed Shadle, a retired IBM engineer, drives the jet. He and Keith Zanghi, a Boeing manager, have spent tens of thousands of dollars, hours and brain cells in their quest over the past decade.
Ed Shadle, a retired IBM engineer, drives the jet. He and Keith Zanghi, a Boeing manager, have spent tens of thousands of dollars, hours and brain cells in their quest over the past decade.