• Classical: Aristotle, Plato, Socrates; logic and ethics convertible to software/OS metaphors.
• Wittgenstein: Language games → protocol clarity.
• Systems: Donella Meadows (leverage points); biomimicry and nature-first design.
• Social: Cooperation as humanity’s signature feature; avoid ideology; prioritize testable protocols.
• Beyond the Fourth Industrial Revolution: Use the tools; exceed human-centric limits; multi-species accounting.