To B or to B Flat - the composer Boudewijn Buckinx
- Year: 2019
- Country: Germany
- Genre: Documentary
- Studio: Viola Rusche & Hauke Harder
- Keyword: postmodernism, portrait of an artist, contemporary classical music, experimental music, belgian art
- Director: Hauke Harder, Viola Rusche
- Cast: Boudewijn Buckinx
