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What's interesting to consider is whether the results would differ:

- if one bought the book and built the trading algorithms against historical data as programming exercise,

- then tried them in a real-world context.

Restated: is the math really that magical, or is it a question of scale/volume, or is the fairness of the market a mirage?



Neither, it’s a question of inside, or semi-inside information.


And is the SEC part of the problem, or the solution?




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