I don't understand either, but they wouldn't be testing it if it was going to break people's windows.
I don't understand either, but they wouldn't be testing it if it was going to break people's windows.
I don't understand either, but they wouldn't be testing it if it was going to break people's windows.
I don't understand. There's no way around the shockwave that occurs when you go transonic. You will break windows regardless of the shape of your plane.