What's up with you and music? You've made documentaries on the blues, the Band, Bob Dylan and soon Bob Marley. Now you've caught the Rolling Stones onstage in Shine a Light. Isn't singing in the shower enough for you?
No, I don't think so [laughs]. I wish I could create music, but I can't. What I can do is put images and music...

• The Rolling Stones Onstage, 1964-2007: A Photo History
• Video: Behind the Scenes at the Rolling Stones/Jack White Cover Shoot

In your mind, what's the difference between the Stones we see in this movie versus the Stones in, say, 1972?
Much older [laughs]! I'm still singing the same old songs, you know. It's just a more matured style of playing, with maybe some of the more extravagant edges taken out. You know, the band — they were very inconsistent...

In the Rolling Stones' new concert movie, Shine a Light, there is a vintage interview with guitarist Keith Richards. A reporter asks Richards what he thinks about when he's onstage playing with the Stones. Richards coolly replies, "I don't think onstage. I feel."

Directed by Martin Scorsese, Shine a Light captures the Stones in their...