There's all sorts of assertions I take issue with, I'll just take the first one:

This is deeply incorrect; it's been a claim made for thousands of years, but it doesn't stand up in the face of Bayesian rationality.

1. In this case, how is "Bayesian rationality" implemented (literally implemented(!)...what are the inputs, what are the outputs, what is the source code of the algorithm)?

2. What is the meaning of "doesn't stand up in the face of"?