Any facts to back up this assumption ?
"TfL said the amount refunded equated to less than 0.001% of annual fare £3bn revenue collected via pay as you go with contactless."
"TfL said the amount refunded equated to less than 0.001% of annual fare £3bn revenue collected via pay as you go with contactless."
https://tfl.gov.uk/fares/free-and-discounted-travel/national...