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Children from bonds (Phase B): death no longer auto-spawns a replacement; bonded, fed, adult pairs conceive, logistic-damped toward a per-town carrying capacity. Population is now dynamic - births vs deaths, a band not a fixed count. Towns anchored to their cardinal seeds (build-centroid 70% weighted to the fixed compass point) so settlements stay planted instead of drifting to map-center - North now founds at ~(388,139) by its (384,130) seed vs West's prior 100+ cell drift. Tuning took three passes (logged in FINDINGS): explosion, then die-out, then a generational-gap bug where founders aged out of fertility before their children matured. Fix: wide fertility window + generous rate. Result: births 108 ~= deaths 104, healthy population band, and the four-town thesis sharpened into demographics - North/South thrive soul-clean, West shrinks with debris, East collapses to a starving remnant. Selfishness now literally fails to sustain a population. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>