He said it reminded him of a Ken Rosewall backhand. I never saw Rosewall play live, but I’ve caught enough of the Aussie, ironically nicknamed Muscles, on tape to know what Adler was talking about.

Kenneth Robert ("Ken") Rosewall AM MBE (Sydney, Australia, 2 November 1934) is a former world top-ranking amateur and professional tennis player who won Grand Slam singles titles in Australia ...