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The opening of a canal in 1848 led to the birth of modern financial derivatives, and the early demise of some of the men who traded them
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Each stretch is heard by a speech model, cut into lines at the pauses and full stops, and translated in one go — what was said on top, English under it, and the two lit together piece by piece as they are spoken.
It is a machine doing it, so it is wrong sometimes. What was said is always the line on top.