 You prefer to look up close. Let's just make you nearsighted. Well, now they can see fine up close, but their distance vision is blurry and they have to wear glasses or contact lenses for that. And as a result, we have seen a doubling of the incidence of nearsightedness in this decade versus the last. So it's definitely impacting not only our children's vision, but us as adults too. So where do we go, Doc, to learn more?