Howie Morenz[?], voted top athlete of the 1st half of the 20th century
Bobby Orr, (born 1948), considered by many to be the best ever, revolutionized the role of a defensemen becoming the first to win the scoring title (twice).
... of two prominent proposals.
Examples of existing "digital rights management" and "copy protection" systems:
Serial copy management system[?] (SCMS) ...