>>508291545 (OP) women, by nature, want to do what is popular. If raising a baby is popular, that's what they want to do. If killing a baby is popular because being a slut is popular, then they will kill babies.
>>508291686 More specifically, it allows them to be indecisive. If this was just about having non-reproductive sex, they'd be happy enough with condoms and all the other options for contraceptives, but they want to be able to decide if they're having the baby after the act is done.