I will illustrated the acoustics revolution about Pythagoras being wrong with a new instrument for Most North American with an instrument related to the guitar but more powerful in a way than the guitar which is the father of the guitar ...

Emotions are linked to the way we retrieve timbre information more than to mathematical ratio :

The original musical notes found in the Old Testament

Animals like us perceive the playing timbre of the instrument through notes and react in their body as us humans...

They dont react to ratio but to vibrating timbre to what please them as us ...

link this video to the articles i post above about the reason why Pythagoras is wrong ...

How an instrument can change our music perspective :

Çifteli: This microtonal instrument changed the way I think about music