Really I don't see this as very different from US people calling their country America but calling people from other countries Europeans, or calling SE-Asians Asians and getting surprised when they realise that Russians and Arabs are predominantly Asians too.
Dumb people are the ones who form descriptive languages. So this is a case in favour of language prescription. ;)
Cats can get infected you know, so there may be some new issues with that, judging by how hard it is for humans to travel in that part of the world these days.