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Well yustr does anyway. The government (and a lot of companies) made a cost/risk decision to use commercial-off-the-shelf software (Microsoft XP) for most of their applications. The gov't certainly could have contracted with IBM,MS, INTEL, etc to develop a gov't only operating system that would (could) have been much more robust. They chose not to. Now its a "national security" issue.
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If there are lawyers or politicians involved, logic may be a very poor tool for reaching a conclusion.