His best play (if it comes up) is to place it all on Fauci, et al. and the NIH. They are the ones that declared it "Safe and effective." He followed medical advice and got played, just as much of the human race has. Cleanest way to deal with it.
When someone says they are done, they probably are. You need to focus on your and your child's best interests. That can only be achieved by you dealing from a position of strength. This means that she needs to see you start pulling away. You can hope for the best, but prepare for the worst. You need to start distancing yourself. You need to be vetting attorneys and laying the groundwork for the separation. You need to do some very visible things for yourself, such as join a gym, new hairstyle, new wardrobe, new friends, etc. You need to start being what she wants you to be but** without her**. If this doesn't jolt her back into reality, nothing will. Even if these things are unsuccessful in saving your marriage, these are things that you need to do to look out for yourself, your child, and insure a successful transition into your future. Best of luck.
The old school methods have always been there and have been utilized throughout. Capitalism is merely a facade to make it seem warm and fuzzy. Until it isn't. That's where we are now.