> you have to cut off previous technologies because virtually everyone's moved to something better.
It’s hard to argue that having to manage a smartphone and its ever-changing apps and UI flows for purchasing and handling tickets, is simpler than buying a paper ticket with paper money. Is it really better?
It's better for the company not the customer
This. It's just another form of hidden inflation at play.
Smartphones, appification, and self-service is usually a downgrade from immediately preceding solutions for everyone except young folks who are money-poor and time-rich, so think nothing of wasting the latter. But this state flips for most around the time they start their career, or at the latest when they start families.