Yoga traditions lost?

Decoding_World_History version 11

This is a new version of Decoding World History.
A lot of the material in the Indian tradition is very ancient.
Re: my book on world history I think that the spiritual traditions of
Egypt and India go back to the Neolithic. And they weren’t in Sanskrit, obviously
In fact many may have been oral traditions, in fact, had to be in the Neolithic: no writing.
With Kundalini as with Samkhya what we have is something whose keys have been lost.