The problem isn't subjectivity, it isn't that people are doing the grading. It's right there in the patent.
"Each of the grading companies grade cards by human evaluation, primarily with the naked eye and typically devote approximately one minute per card during the grading process. "
That's why things are a mess.
Last edited by steve B; 06-04-2018 at 11:44 AM.
Reason: adited for clarity
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