When I used to work at a bank, the staff at a branch that still used tubes at the drive through would complain about how hard they are to maintain. Apparently t

When I used to work at a bank, the staff at a branch that still used tubes at the drive through would complain about how hard they are to maintain. Apparently they were down to a single contractor in the whole county who knew how to fix them, and he was always threatening to retire soon.