Who says it was "powerful" and how was it measured?

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"In 1989 Snyder gave a powerful presentation at the American Library Association conference which ..." The adjective "powerful" is subjective and arbitrary in this sentence. "Powerful" according to what measure, exactly? Some listeners may well have found it predictable, boring, irrelevant, etc., too.Starhistory22 (talk) 00:52, 20 May 2018 (UTC)Reply

  Fixed. TJRC (talk) 00:03, 22 May 2018 (UTC)Reply