Picture this: It's the spring of 1973, Harvard's accepting Bill Gates, the 77th annual Boston Marathon is in full stride and the Boston Red Sox are inadvertently making history.Just an ordinary spring in Bean Town, right? Wrong.When Boston hosted its rival the New York Yankees on the cold, historic opening day, Red Sox legendary pitcher Luis Tiant faced Ron Blomberg and walked him with the bases juiced. It should have been just another inconsequential statistic en route to Boston's 15-5 thumping.Instead, it was a walk that changed the American League—and more importantly, the game of baseball.When Blomberg approached the plate as the No. 6 hitter in the Yankees lineup, he did so as the major league's first designated hitter; and that groundbreaking at-bat has created a ripple effect in the controversial mainstream of what baseball is supposed to be.Just like any appreciable debate, the law of the DH has its ...