Mocking antivaxxers is not punching down when their decisions and actions are literally murdering people.
Antivaxxers are participating in a systemic genocide of marginalized people, the working class, and the immuno-compromised.
In a perfect world, these ideas wouldn't have spread to begin with. In a still better world than we have right now, we'd have mass re-education programs.
Instead we have a global pandemic made worse by a murder cult.
There's a dynamic in groups where people try to find their place in them by appraising where the direction of the group is and trying to place yourself out in front. I think that's something pretty common on this board and that this thread is an example.