Never gets old: when sound draws its own graph

Brazilian trumpeter Moises Alves, playing Se não existisse o sol. The fire is made with a Rubens tube. See

I built one of these for a middle school years back. They had me play everything from mariachi to Skrillex into it via a connected speaker.

I could watch this all day

fantastic! a visible power of music !

Thank you for sharing this. It’s so interesting to watch