@oblomov it's called "phonetic parentheses". The enclosing characters are a pair of voiced and unvoiced consonants of the same qualities. Other standard pairs are t and d, s and z, f and v, etc. It improves code readability, especially when read out loud.
Andrii Zymohliad 🇺🇦🇪🇪🦀
@azymohliad@fosstodon.org