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A comment on MIT proposes to Reinvent the 737 for 70% greater fuel efficiency. Parent comment

Re:MIT proposes to Reinvent the 737 for 70% greater fuel eff... by hugh3 on Wednesday October 06, 2010 @06:19PM (#1766094)
Is that so? I'm struggling to understand how the 70% fuel usage reduction is supposed to occur just by feeding in slower-moving air. Anyone have any insight here?
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