Replying to point 1 (especially with this argument) while completely ignoring point 2 makes very little sense to me.
Even with airport overhead, there's plenty of routes a supersonic plane could drop from 4-8h bucket to 2-3h bucket, and that is still something business flyers would pay for.
alt Hacker News
Even with airport overhead, there's plenty of routes a supersonic plane could drop from 4-8h bucket to 2-3h bucket, and that is still something business flyers would pay for.