HOPE I GET OLD BEFORE I DIE, D. HepworthFrom the author of Abbey Road and Never a Dull Moment, the basis for AppleTV's 1971 documentary, come the stories of how rock icons like Pink Floyd, Bruce Springsteen, Mick Jagger, and more have survived, thrived, and remained the most powerful forces in music. When Paul McCartney closed Live Aid in July of 1985, we thought he was rocks Grand Old Man. He was forty three years old. As the forty years since have shown, heand many others of his