What Difference Does It Make?
- Taon: 2014
- Bansa: United States of America
- Genre: Documentary, Music
- Studio:
- Keyword: hip-hop, jazz, musician, classical music, interview, punk rock, music history, music theory
- Direktor: Ralf Schmerberg
- Cast: Brian Eno, Debbie Harry, Philip Glass, Nile Rodgers, Giorgio Moroder, James Murphy