Hacker News Reader

The first yeast originated hundreds of millions of years ago, and 1,500 species are currently identified.[1][2][3]

Yes it originated hundreds of millions of years ago. And this new research indicates it was probably in China. (The land not the civilisation.)

No, the research says that Saccharomyces cerevisiae probably emerged in China, not all yeast.

I think the point is that the article hopelessly uses the term 'yeast'.