When I last visited Argentina Uber was using the official exchange rates which were just fantasy numbers. As soon as you match with a driver they’d message you and you’d negotiate the cash price. Then the ride in the app would be cancelled.
Uber didn’t mind because they were still getting the ~$1 or so cancel fee for basically being a messaging app.
Think of other topics and questions than work, Americans care too much about work outside of work.
Switch your phone apps to celsius and start your brain switching ASAP.
Knowing what country or region you’re going to would help