I'm pretty sure the terminology actually comes from Major League Baseball farm teams: http://en.wikipedia.org/wiki/Minor_League_Baseball#Current_system http://e

I'm pretty sure the terminology actually comes from Major League Baseball farm teams: http://en.wikipedia.org/wiki/Minor_League_Baseball#Current_system http://en.wikipedia.org/wiki/Minor_League_Baseball#Current_s... I can't recall a gaming magazine that used a grading scale as described.