Fun example: The evolution of offensive words seems relevant here. IE, we frown upon using currently-offensive words, so we end up expressing ourselves using some other words. And over time, we realise that those other words are (primarily used as) Doppelgangers, and mark them as offensive as well.
Fun example: The evolution of offensive words seems relevant here. IE, we frown upon using currently-offensive words, so we end up expressing ourselves using some other words. And over time, we realise that those other words are (primarily used as) Doppelgangers, and mark them as offensive as well.