> if you are in a miles country no one is converting it to km or vice versa My relatives & friends visiting from Europe often appreciate knowing such values in

> if you are in a miles country no one is converting it to km or vice versa My relatives & friends visiting from Europe often appreciate knowing such values in km/C. There are various other reasons to want to do the conversions too, and sometimes speed > accuracy. It's a bit ridiculous to think that _no one_ is doing these conversions and that shortcuts/approximations like this are not useful.