John Prine at newport folk festival
When Billie Holiday got older, she received scattered criticism in her performances for “sounding older.” Her voice was more ragged etc. The recordings from that time are now actually recognized as some of her better performances. The Grand Canyon looks different at 7am than it does at 7pm. You’ll most likely find God in both.
http://www.npr.org/templates/story/story.php?storyId=128724427