I do not understand what the closign remark is meant to say > And when he publicly resigned in 2021 he worried about how in the future “China has the drastic a

I do not understand what the closign remark is meant to say > And when he publicly resigned in 2021 he worried about how in the future “China has the drastic advantage of population over the U.S.” Given its place it feels like it has a very clear subtext, but I cannot figure out what it could be.