NASA reveals secret supersonic airplane that quiets the sonic boom to a thump

If you’re an extremely well-funded person doing transatlantic flights every week or two, maybe. It’s not a time savings worth thousands of dollars for the vast majority of fliers though. Plus you’d have to be some kind of sociopath to ignore the environmental cost—the Concorde used four times as much fuel as a 747 and only had a fifth the passenger capacity.