There’s no protocol for this situation. None. He’s making it up as he goes along, so he takes refuge in what he knows - the crown prince sits here, sleeps here, stands there, and the new crown prince is, best he understands it, Nolofinwe - and he scrambles to make other arrangements for the former crown prince. He’s not at all sure what to do about that. The position implies disfavor, but the king certainly isn’t acting like that’s the case, so … ? Well, he’ll do his best.