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The Seahawks might send Richard Sherman home with a wristband and grade him on his quality of sleep. ... You might grade Cary Williams vs Tharold Simon as to how many reps (practices) it takes them to learn a crossover step. Seems quite possible from here to put metrics on a player's mental attributes, and to advance the methods by which you do this...
What's baffling is the way McKay cast himself as having a holistic system that leaps the industry by several plateaus. ...we'll settle for just his making a difference :- )