You’re ridiculous. All she had to do was say “I reserved this bike” during the incident and none of this firestorm would’ve ever made the press. These bike apps bug out all the time so it’s always possible for two people to claim a bike. Work it out, show your phone, have the guy show his phone and move on. Or, just take the other bike like she eventually did. People need to be less helpless in these situations.
Has he provided a receipt?