[rurtrack]

Ever saw those EQ lines jumping around as the time goes by and music sounds? That is the direct result of drawing the information the FFT gives.

There are many interesting applications, for example, voice recognition https://towardsdatascience.com/understanding-audio-data-four...

It is really amazing

[nixpulvis]

Maybe it's just because I'm sorta an audio guy, but this is how I first understood it.