>you can't remove all variability when humans are involved at >some stage of the process
I don't think this is anybody's aim. They set a series of guidelines designed to remove *some* variability and insisted that people follow it. If this was too difficult, then MLB should have mentioned it during collective bargaining instead of agreeing to follow it.
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"Walleye, a lot of things are going to go wrong in your life that technically aren't your fault. Always remember that this doesn't make you any less of an idiot"