All those mythbuster sources seem to deliberately exaggerate a defensibility preference from a minor bias into a universal rule and then feel smug naming some c

All those mythbuster sources seem to deliberately exaggerate a defensibility preference from a minor bias into a universal rule and then feel smug naming some counterexamples that would disprove a universal rule. But it was them who elevated a preference bias into a supposedly universal rule. Not even that supposedly first mention (beware! Universal claim, impossible to prove that it was never written before!) goes that far, at least not according to the retelling of the mythbusters.