Natural building in relationship with archaeology and open air museums

I found this interesting interview. I was looking for information on prehistoric textiles ... but this channel (EXARC) gives so many other interesting ideas ... like this interview on natural building techniques. The both interviewed persons are combining the ancients techniques with the renewed interest for natural materials and the needed building techniques. I thought: I need to share this on Permies!

Hi, I havent watched the whole thing, but I'm generally interested in primitive tech that has low industrial footprint and requires little skill, a resiliency in simplicity if you may