The Concorde was also limited by where it could fly. There's a limited set of routes you can take before it becomes even less economical by flying a path over w

The Concorde was also limited by where it could fly. There's a limited set of routes you can take before it becomes even less economical by flying a path over water or unpopulated areas. You'd never be able to fly London to New Delhi in super/hypersonic mode I guess.