from Hacker News

Quiet supersonic jet will halve the time it takes to get around the globe

by utopian3 on 1/9/20, 8:56 PM with 1 comments

  • by IXxXI on 1/13/20, 6:29 PM

    Needs fuel efficiency and MPG numbers in contrast to conventional jet liners.

    Double the speed could consume roughly 4 times the fuel, per distance. A point I would like to see them address with concerns relating to fossil fuels and climate change.