Standard QM indeed doesn't say anything about distances. But this doesn't automatically imply that QM is non-local. QM is not a theory of everything, it's just

Standard QM indeed doesn't say anything about distances. But this doesn't automatically imply that QM is non-local. QM is not a theory of everything, it's just some subset of rules that we know about the Universe. Though, it's hard to unite QM with our classical understanding of locality.