Placido Domingo + 400 Leading Conductors and Performers Called for a Return to 432hz

Cymatic432vs440

Composer, Giuseppe Verdi said that “the noble and round sound of natural tuning is more beautiful than the sound of forced excessively high pitch.”Read full article

This is coming from the understanding that there is a natural resonance at 432Hz that is simply crushed at 440hz. When you feel the difference you know.