[DavidSJ]

Falsifiability was Popper’s demarcation of science, not his demarcation of tolerance (if he had one).

Note that he specifically says in that passage that he’s not advocating the suppression of all intolerant speech. Thus even if some speech were intolerant, that by itself would be insufficient for suppression.

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Misinformation is problematic to the extent that it endangers the open society’s very existence, and with it its ability to self-correct.