Power Law Decay Normalized Deviation (per-cycle, 0=bottoms, 100=tops)

Current Index: 5.75 • Pre-2011 excluded from normalization • Early history cached: bitcoinisdata.csv • EMA 60d • Pivot±180d • Min span 500d • Rolling percentile window: 540d • Drawdown windows: index ≤ 0.5 until > 20
0–15 dark green   15–35 light green   35–55 yellow   55–65 orange   65–100 red   •   BTC worst drawdown % (bars)