The real issue is not any set theory, but another one: do sets exist? If they exist, they can function as causal antecedents. However, it is unintuitive to thin

The real issue is not any set theory, but another one: do sets exist? If they exist, they can function as causal antecedents. However, it is unintuitive to think of sets as causal antecedents. This is why great mathematicians postulate another world for numbers, sets, abstract objects, etc: Platonic world. That way, you can get rid of unintuitive-ness in the world we live in.