One point that is glossed over, and that destroys the whole foundation of the article: the filmmakers started filming the doc 12 years ago when he was acquitted

One point that is glossed over, and that destroys the whole foundation of the article: the filmmakers started filming the doc 12 years ago when he was acquitted after the DNA test. They just naturally followed him around, and happened to be at the right place at the right time when the murder charges came along. So no, the makers did not just wake up one day after the conviction and tried to make him innocent. They were there the whole time.