An audiovisual setup with spheres rotating in morhping "fluid particles" on a cube, reacting to audio values. Created purely in Geometry Nodes. The setup is easy, straightforward and contains labeled nodes and detailed explanations. The audio and it's sensitivity is completely customizable.

Video here.

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NOTE

-(Since it is a concept demonstration, it is kept as simple as possible.) The GeoNodes trees are kept clean, the nodes are not contracted into node groups for easier readability and have detailed explanations. You can embellish, refine as you wish.

-(The file is working with Simulation Zones in Blender 3.6X)