We have seen the absurdly low quality of this individual’s video. But there is much more. I have added timecodes in square brackets for easier reference.
Gregory Retallack is a kind of maverick paleontologist, who endorses a fringe hypothesis that Ediacaran organisms were not marine but terrestrial lichens.
It’s interesting to see what Derek E. G. Briggs is willing to admit about the Cambrian explosion.
The strength of a theory can be gauged by how well it stands up to attacks and how well it incorporates new evidence.
Whenever you find papers and articles dealing with the Cambrian fossil record in the usual science journals, there are commonalities.