I'll often paste flag emoji into the unicode program ( https://github.com/garabik/unicode ) to get the country code letters for flags I don't recognise.
It's pretty bad when people pick the wrong flag, because they don't know unicode, and are just looking at a tiny image on their phone screen.
It's pretty bad when people pick the wrong flag, because they don't know unicode, and are just looking at a tiny image on their phone screen.