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“Proven” is used in two related ways in English. (1) Propositions demonstrated by arguments to be beyond reasonable doubt within a tribe (2) Things that have undergone enough use and abuse under different circumstances to build on top of
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Interesting that one does not necessarily trump the other. Cf: aspersions like “vaporware” and “house of cards.” You can have (1) or (2) or both or neither.
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