> For starters, airline customers care almost exclusively about price I fly exclusively on United because they have Economy Plus, which lets me buy an addition

> For starters, airline customers care almost exclusively about price I fly exclusively on United because they have Economy Plus, which lets me buy an additional 3-5" of legroom at a reasonable additional price. Sure, it's more than Southwest or whatever else, but I'm more than happy to give them my dollars for the extra space.