Evidence is symmetric [interface]
Using bayes’ theorem, if you have two phenomena that have any non-independence, then their influence on each other is symmetric.
eliezer yudkowsky calls this “mutual information” and the “symmetric probability flow”. ^[ rationality, from a to z#^27ecf7]
Considering the black raven example from both this Bayesian inductive perspective and the traditional deductive perspective informs the differences in full logic|inductive vs deductive logic]