The Moetzes Gedolei HaTorah is considering abolishing the centuries old Cherem D'Rabeinu Gershom forbidding the taking of more than one wife [i.e. polygamy].
Avreichim cannot subsist on one salary alone.
Plus, that would spell the end of the "shidduch crisis". Assuming women would be willing to share their husband.... Shidduch resume "Looking for a man with less than four wives".
There is active discussion taking place between representatives of Agudas Yisrael of America [including their COO who happens to be my cousin] and Mormons in Utah to learn how to make it work.
Another Utah connection: Where frum kids secretly go when they need to detox from substance abuse problems a Yid can go when he is a break from some rigorous skiing.
NOTE: I am not funny and this was a joke.