Will 1.5B people have a lot of very intelligent people too? Yes, some of the most intelligent! Will those intelligent people have the educational opportunities and research opportunities to be able to use that intelligence to deliver a SOTA model any time soon? Especially with so many resource limitations they face, I doubt it.
Education is no longer locked behind academia. Even elite universities were never really about teaching in the first place and more about connecting rich people. Today everyone with internet access can easily get all the education they need to work in this field.