4 ms·
Supersonic flight isn't necessarily for the 0.1%, just the 1% (or whatever other made up number) whose price per hour times the travel time reductions is greate
by adlpz 3y ago
Supersonic flight isn't necessarily for the 0.1%, just the 1% (or whatever other made up number) whose price per hour times the travel time reductions is greater than the added cost of the fare.