>>26063819Because their language is so limited and ultra-reliant on context, particularly when it's only text communication, that they invented emoji for the express purpose of imbuing the nuance lost when they're unable to see each other face to face and rely on their standard societal communicative cues like tone of voice, head inflection and other contextual clues.
It's amazing they've come this far really despite the crutch that is their language.