[biztos]

Could the improvements in Business and First Class travel, combined with the increased use of private jets (also NetJets) have contributed to the downfall of the Concorde?

The more comfortable you are in the flight, the less the actual number of hours flown bothers you.

[sgt101]

Yes - especially in flight calling, in flight working (ppt!) and in flight internet. Flight time != downtime for these folks anymore - which means that the per hour saved calculations are not going to convince finance.

[TremendousJudge]

Here is the issue explained in 10-minute youtube format by Wendover Productions: https://www.youtube.com/watch?v=n1QEj09Pe6k

[rtpg]

Also the fact that airports are still a big time sink even with all the priority passes in the world.

No amount of money makes getting from your front door to the airport not be a massive pain potentially taking over an hour if you have some bad luck

[gmueckl]

Passenger queues are not an issue when you are departing from a GAT in your private jet. ;)

[pixl97]

Traffic to the airport is.