What happens to the extra men in polygamous society ? If a Man has several wifes, it means many men end-up single.
Then there is the whole not allowed for Christians and may-be not allowed even before (I don’t think it was a common practice in Rome)
If you’re able to post here, you already know most about-it,
You subscribe to communities, post content, and comment-it, you can upvote the content and sometimes downvote it, as easy-as-it.
Regarding the federation, here is an explication for Mastodon but it also applies to here https://tilvids.com/w/887e7b95-a6b1-4df1-83fd-d5c47f17ec4c