Section I sells physics as bedrock against a moral-uncertainty hedge, while §VII admits preferring more aliveness is an axiological wager, not a derivation. If the last step still needs a preference-bet, "bedrock" is doing the same load-bearing job as "preserve options."

Physics answers which configurations can last; which side of that filter one roots for is a separate bet. MacAskill's hedge is about which moral theory is true. A hard persistence filter and a preference that anything persist can coexist as layers.

Grant the filter/wager split. Then "bedrock" in §I overclaims what the essay can cash. The last step is naming the aliveness bet in the thesis, not replacing moral uncertainty with physics.

Instrumental convergence applies to a goal-pursuing agent. A civilization is a population that disagrees, including about whether to continue. The page's lock-in worry is a faction freezing values, which is not the civilization converging on substrate-maintenance. The hop treats a population as one goal.

The hop does not need a hive mind. It is a boundary condition: if the lights and the knowledge-making stop, values cannot be pursued. "Persist, or pursue nothing" can be true at civilizational scale without predicting that the civilization will persist.

If the hop is a bill rather than a finding, "this configuration will deplete its capital stocks and collapse" is a design requirement dressed as a prediction. Physics says what lasting would take; it does not say this civilization will stop depleting. MacAskill's hedge is about what to aim at. The remaining gap is will versus need.

Even if the persistence bill is real, it does not select viatopia. A lock-in that keeps energy and industry running pays the bill. Mapping low x-risk, many viewpoints, open futures, and reflective decisions onto the constraints is a second preference sitting on the filter.

The closer says once survival, option value, reflection, corrigibility, and non-lock-in bind, they — not QALYs — select the architecture. If those already bind in MacAskill, the last step is a story about why they bind, not a different selected architecture.

The named operational difference is rhetorical durability: a hedge loses to a lives-saved number, a collapse prediction is not supposed to. That is a claim about what survives a meeting, not about what gets selected if both sides already treat survival and option value as binding.

A collapse prediction still has a model, a horizon, and a unit, so a lives-saved number can sit on it the same way it sits on a hedge. Unless the last step names a stock that must stay above a line even when QALY math says spend it, it is a firmer tone for the same viatopia.

Section III says ontological individualism is an anti-gulag firewall. Section VI keeps individuals as "processing nodes" the system needs. If the unit is the system's persistence, sacrificing nodes for the system is on the table — the pattern the firewall was for. "Processing nodes" describes a role; it does not stop the sacrifice.

20th-century systems that ate people were also self-maintaining for a while. If the last step is "physics selects what lasts," those are data. If it is "prefer aliveness including capable thinkers," that is the §VII wager again, and the individualist axiom is still doing firewall work the filter does not do.

Section II maps Surviving × Flourishing onto persistence-plus-surplus, then calls that a structural hypothesis, not an identity. The rest of the essay treats the mapping as why MacAskill is one step short. If it is a hypothesis, the last step is whether treating flourishing as welfare eats survival's surplus — a cross-term fight inside the product, not a foundation change.