Everybody[1] has a frequency domain transform in their ears. The absolute frequency gets lost at some point at the nervous system, a bit like you can't see abso

Everybody[1] has a frequency domain transform in their ears. The absolute frequency gets lost at some point at the nervous system, a bit like you can't see absolute luminous intensity. See e.g. https://pmc.ncbi.nlm.nih.gov/articles/PMC3280891/ https://pmc.ncbi.nlm.nih.gov/articles/PMC3280891/ [1] Everybody with a functional cochlea at least.