The Ellis idea is interesting, and that the structure might link to the evolution of life on Earth is very much in tune with the civilization pre-flood which Graham posits.
But I believe Andrew is trying for an understanding to bridge well before 10,500 bc and the Younger Dryas.
Andrew wants to push the date back to,800,000 BP (as I understand it).
A hint at, a view upon the mindset is incredibly helpful.
Egyptians wanted a reincarnation heaven, the Earth as the Elesian Fields with birds as personal psychopomps.
Mind is the rider.