I don't know if morphogenesis is applicable in these separate cultures; a template in the governing archtype across those time related factors. 5000 or 10000 years would have to be assessed according to that particular time influence.
Even so, the intrigue of determining the actual facts is fascinating research.
One remains a seed as yet to germinate
And florish. A seed is a potential forest, in due time. What shall one do to begin?