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A comment on Inside America's U-2 Spyplane [video].

Re:Inside America's U-2 Spyplane [video] by ForHackernews on Sunday June 10, 2018 @05:14PM (#17280175)
Does anyone know why the U-2 is still flying but the SR-71 was retired from service? At least on paper the SR-71 seems like a clearly superior aircraft in a very similar role.
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