The reason they proclaim that idea is because so many don't bother to make families, anyway. Just make the babies without a commitment to parenting. The products of unprotected sex grow up "pillar to post without a pot to pee in", as the old folks used to say.
Yes there are many women that decided against having families in the past 3 decades. They complain about their jobs and husbands they coddle their dogs etc and resent family and friends with kids.