subsidized prediction markets might foster truth-seeking norms and improve forecasting on contentious scientific and social issues.78 Lie detectors (should it prove feasible to make ones that are reliable and easy to use) could reduce the scope for deception in human affairs.79 Self-deception detectors might be even more powerful.80 Even without newfangled brain technologies, some forms of deception might become harder to practice thanks to increased availability of many kinds of data, including reputations and track records, or the promulgation of strong epistemic norms and rationality
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