Pull up a chair. We'll build the arc's pivotal chart together — one layer at a time.
Every line is computed from the Part 4 fiscal cascade model, central case ($0.02/kWh-per-year ramp,
1.2% growth, spend drift matched) — knowledge/content/part4-fiscal-cascade-model.cjs, scenario A.
Do-nothing baseline: today's taxes and spending on the same growth drift, interest compounding on the growing debt.