Comments by "" (@ronjon7942) on "The Mach 5 Engine That Will Change Air Travel Forever | Hermeus" video.

  1. J-what?
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  2. If anyone wants to speed up current air travel, drive 4 days with a uhaul. Suddenly, taking 4 hrs to go from Phoenix to Milwaukee feels like light speed.
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  3. As amazing the Blackbird is, ultimately even the USAF couldn’t afford it.
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