Thank you for sharing this. It brought together things I had suspected but not from his perspective. Also pleasant to read something that used rhetorical devices in a cohesive way instead of just as sprinkled on flavor packets.
There was nothing inadvertent about it. A decade of cultivating and harvesting millions of examples of this kind of pseudo-writing from underpaid internet piece-workers preceded LLMs.
Like Caesar's supposed "Veni Vidi Vici" saying, people seem to prefer and remember items when grouped in three.
I recall a public speaking film shown to my management science class starring John Cleese mentioning this rule of 3.