I think there's a disconnect in our statements. By music, you seem to refer to the artistic, creative, performance oriented activity. My reference, as I thought

I think there's a disconnect in our statements. By music, you seem to refer to the artistic, creative, performance oriented activity. My reference, as I thought TFA was about, was to the notational aspect of written music. Listen to Bach if you want an example of "juggling abstractions at different levels of zoom".