"That predate the prevalent half-assed educated guesses about when agriculture started, similar to many other assumptions about the ancient and pre-historic world that we have to revise every few years with new discoveries" would be a better title...
Edit: Downvotes as if the comment is controversial? Here is some food for thought:
They're "half-assed" guesses in the same sense that every scientific discipline has been proven inaccurate as understanding of it evolved. Give us a few hundred more years of digging in the sand and we'll have some better theories.
Edit: Downvotes as if the comment is controversial? Here is some food for thought:
https://www.techtimes.com/articles/71133/20150722/discovery-...
http://thedailyjournalist.com/scientia/the-origins-of-chines...
https://www.npr.org/sections/thesalt/2016/07/15/485722228/wh...
https://www.sciencedaily.com/releases/2015/07/150722144709.h...
https://arstechnica.com/science/2017/08/evidence-that-humans...
http://journals.plos.org/plosone/article?id=10.1371/journal....
http://www.cam.ac.uk/research/news/rice-farming-in-india-muc...