In plain terms: Whatever the dominant cultural/technological cycle of an era builds at its peak — buildings, weapons, doctrines, software, legal frameworks — becomes the operational floor the *next* cycle runs on. Documented across five cycles: the Catholic Church's invention of the corporation as a 'legal person' (Cycle A, ~30 CE leads to today) enabled all subsequent corporate persistence — every modern company runs on this; Jack Parsons' rocket fuel and the JPL/Aerojet propulsion lineage (Cycle B occult-vocabulary operators, 1582 leads to today) became the substrate Operation Paperclip's Nazi-import scientists scaled to Apollo + Cold War missiles (Cycle C, 1945-1980); Aquino's 1980 psychological warfare doctrine doctrine became the foundation of today's Project Maven AI-targeting infrastructure (Cycle E, 2017 leads to now); the JIOA + Plum Island/Fort Detrick bio-infrastructure (Cycle C) became the Gain-of-Function virology backbone (Cycle D, 1910 leads to 2026); the modern medical-system regulatory-capture collapse + RFK shatter (Cycle D) enabled the capital reallocation into AI silicon (Cycle E). Implication for forward visibility: observing what the current cycle is building gives you forward visibility on what the next cycle's host substrate will be — this is the engine's substrate-handoff prediction methodology. The four-reading superposition is preserved: the *mechanism* (handoff happens) is documented; the *driver* of the mechanism (whether it's a literal entity / mechanical recurrence / collective psychology / something else) remains open across (a)/(b)/(c)/(d).