What if this ends up being more efficient for long flights over oceans due to th... | Hacker News

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		MBCook 11 months ago \| parent \| context \| favorite \| on: Boom XB-1 First Supersonic Flight [video] What if this ends up being more efficient for long flights over oceans due to the ability to fly in thinner air?

mmustapic 11 months ago [–]

Probably not, and for sure the company is not expecting to be more efficient than subsonic.

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