I think one of the main goals of NASA QueSST program[0] is contributing to making commercial supersonic air travel happen.

And there's a lot of private companies contributing[1]. But makes me wonder where Boom/Hermeus/Astro Mechanica etc fit in.

[0]:https://www.nasa.gov/quesst-the-mission/

[1]:https://www.nasa.gov/wp-content/uploads/2019/05/companies-co...