There's some evidence that perception of consonance and dissonance is innate: http://www.brainmusic.org/MBB91%20Webpage/Evolution_Zentner.pdf http://www.brainm

There's some evidence that perception of consonance and dissonance is innate: http://www.brainmusic.org/MBB91%20Webpage/Evolution_Zentner.pdf http://www.brainmusic.org/MBB91%20Webpage/Evolution_Zentner.... Restricting your notes to octave intervals makes dissonance impossible, assuming you're using timbres made with vibrating strings or columns of air, or simulations of them.