Yeah but the mc does it too, so it's not an intersting aspect it's just lazy writing. If the character made note if it and it was an actual feature it would be passable but still annoying. Since the MC does it too it is just lazy and unreadable
does it specify that English is the native language of the mc. English could be their second language which would explain it being broken I'm surprised your brain couldn't comprehend to think of something so simple.