I agree the evidence presented ironically made simple or extended pounding narratives more plausible. Especially since the alternative presented at the end is a

I agree the evidence presented ironically made simple or extended pounding narratives more plausible. Especially since the alternative presented at the end is an "advanced civilization before the Egyptian dynasties". Self discredited as typical for youtube. Would be interesting to hear more about "weakening with alkali" mentioned in the comments.