She is unwilling to even consider the massive benefits to other people because...

She is unwilling to even consider the massive benefits to other people because of her feelings (which she generalizes to all women).

I know my kids are mine but I would still want this test done for all births because I know how positively it would affect behaviour of other people who have less ideal relationships.

Anything that helps catch and punish adulterers as early as possible should be welcome. It’s not just about catching cheating women, it would also make the cheating men responsible for the child.

More importantly it would disincentivize cheating.

We should also restore the option for wronged spouses to sue for alienation of affection. Make the liars and the cheaters pay.