All setups are fully procedural, non-destructive, and easy to tweak. Scrub the timeline to see animations, open the Geometry Nodes modifier to explore each graph, and remix anything you like into your own scenes.
This file is meant to be a learning resource and a starting point, not a black box. If Geometry Nodes have ever felt heavier than they need to be, this download shows just how far a few well placed nodes can go.
Includes the full .blend file exactly as shown in the tutorial.