"'Empirical evidence' implies some structured observation happened and somebody documented it." No, that's not what it means at all: http://www.merriam-webste

"'Empirical evidence' implies some structured observation happened and somebody documented it." No, that's not what it means at all: http://www.merriam-webster.com/dictionary/empirical http://www.merriam-webster.com/dictionary/empirical None of the three definitions mention "structured observation", and the second definition directly contradicts that assertion.