B) Extended EUR/USD: 5,821 bars (2003-2026) via yfinance
C) Multi-asset: DXY, GOLD, SPX, GBPUSD, USDJPY, OIL (up to 24,705 bars since 1927)
- OIL MR50d: +1.65%/month on 25yr data
- DXY SMA5/25: +0.35%/month since 1971
- SPX Mom100d: +0.26%/month since 1927
- EURUSD RSI21: +0.05%/month (2003-2026)
Validated strategies work across full history, not just 2020-2026 regime
TPTBusiness