Perhaps inheritance is easier to teach, which might be completely unrelated to how useful it is in practice? That would explain a lot. It reminds me a bit of h

Perhaps inheritance is easier to teach, which might be completely unrelated to how useful it is in practice? That would explain a lot. It reminds me a bit of how I was taught basic economics, where societies go from barter to currency. Apparently this is not true at all, but it's a story that is easy to teach.