kind of

They're for chess moves lol

Idk what the thumbs up is for though

Online chess notation for move precision. !! brilliant, book is literature move, thumbs up an checkmark are good moves, star very good, roughly.

This is obviously from the future somehow. They're sending us an 🆘 oh no it's already starting

They're from chess.com. they're for book moves, good/great moves and the last one is a brilliant move I think. I haven't played in a while 😅

Adding on to other replies, there's a YouTube channel that analyses conversations like chess games which this could be from

This is from chess.com post game analysis, !! is a brilliant move ?? would be a blunder etc