The study doesn’t have public access, but here’s a blog with some more details: https://soranews24.com/2025/10/04/research-in-japan-proves-that-pianists-can-co

The study doesn’t have public access, but here’s a blog with some more details: https://soranews24.com/2025/10/04/research-in-japan-proves-that-pianists-can-control-timber-with-touch-alone/amp/ https://soranews24.com/2025/10/04/research-in-japan-proves-t... What makes this study flawed is that they had pianists performing actual pieces of music. Pianists will change their attack to express different tone qualities, sure. But this has more to do with your muscles being imprecise and not the physics of the hammer itself. You have to use a variety of arm, wrist, and hand movements to get the exact subtleties of volume and note spacing correct.