They are probably emoji flags that did not display correctly.
Threads What is the ISO 3166 country code in small caps that I see in some messages. Is this inserted automatically? How does it work?
Stray Thoughts
about everything and nothing
Threads What is the ISO 3166 country code in small caps that I see in some messages. Is this inserted automatically? How does it work?
They are probably emoji flags that did not display correctly.