Lag Is the Price of Smoothing
Why a cleaner line necessarily responds later—and why changing the lookback does not remove the trade-off.
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A Whipsaw Is Not Always a Mistake
Trend rules can behave exactly as written and still reverse repeatedly when price has no sustained direction.
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A Four-Mark Chart Annotation Routine
A compact sequence for recording regime, evidence, invalidation, and uncertainty before seeing later bars.
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