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11 Jun 2026
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1 min
Why your backtest lies: walk-forward vs. overfitting
A perfect equity curve over past data is almost always a warning, not a promise.
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11 Jun 2026
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1 min
We don't sell a money printer: what “decide with evidence” means
The right question isn't “does this make money?” but “how do I know I'm not fooling myself?”.
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