I mean, if I was running TfL, I might be tempted to make the ticket machines difficult to use, to discourage people from using them. From TfL’s pov, it is always preferable for people to use contactless.
(I was in Lisbon recently, and am convinced that that was going on there; there was no possible reason for the ticket machines to be so awkward to use, other than deliberate deterrence.)
(I was in Lisbon recently, and am convinced that that was going on there; there was no possible reason for the ticket machines to be so awkward to use, other than deliberate deterrence.)