.
       -|-
        |
    .-'~~~`-.
  .'         `.
  |211-945-323|
  |           |
  |           |
\\|           |//
^^^^^^^^^^^^^^^^^

why do you have to tip a taxi driver?

That was in black mirror

But now you can't just tell the driver where to go and give him cash, you have to use the app first and you are out of luck if you phone battery is dead. So technology makes the experience activly worse in this case.