This engaging documentary profiles Stefan Knüpfer, the master tuner for Steinway & Sons, who is tasked with the often-demanding job of pairing world-famous pianists with the right instrument and supervising all aspects of each piano's performance.
NETFLIX® is a registered trademark. All intellectual property rights in and to the service are owned in the U.S.A and Canada, and the rest of the world by Netflix Inc. Bestonnetflix.com is not affiliated with Netflix Inc. in any way. This site is for entertainment and informational purposes only.