For John Lennon fans, this will fill in some of the details of his life, as well as provide footage and interviews previously unseen. For those unfamiliar with Lennon, particularly young people, it's a good introduction to the music and character of one of the most interesting people in the last third of the 20th century. As a political document, it's rather naive and incomplete, but the parallels and differences between Lennon's era and ours don't go unnoticed.