In fairness the question is open to interpretation. They don’t specify if they mean western or eastern Arabic numerals.

As schools in the west already teach western, the people responding could justifiably deduce that the question is referring to eastern.

You have a good career ahead of you in management ;⁠-⁠)

The thing about Mercedes is, they always try to drive it in!

As well as the tracking data there’s also the loss of advertising revenue that would be generated via the official app. I don’t remember ever seeing adverts in boost.