I believe they are facetiously pointing out the logical fallacy the original commenter was making by claiming that the law unjustly punished everybody to protec

I believe they are facetiously pointing out the logical fallacy the original commenter was making by claiming that the law unjustly punished everybody to protect poor parents. But that same logical stretch could apply to any and all laws, thereby making all laws unjust in the same way. While that line of thinking may appeal to a anarchic-libertarian extremist minority, the overwhelming majority of people see this as stupid.