Is Richard R. Davidsons meditation research project a project for rich man revisited?

About 20 years ago Matthieu Ricard was talking about scientific results in the field of meditation research which might be revolutionary: Richard was discussing the PNAS paper from Richard R. Davidsons group from 2004 which was not yet published: https://www.pnas.org/doi/10.1073/pnas.0407401101 But where are the revolutionary scientific results 20 years later in the year 2024? Most …