Jimmy Magee, whose extraordinary memory for sports trivia has led to his being dubbed the Memory Man, has the distinction of being the longest-serving sports commentator in the English-speaking world. He started his career in 1956, the year that Ronnie Delany won the 1,500 metres gold medal at Melbourne. He has covered every Olympic Games since 1972 (the London 2012 games were his eleventh!) and e...