Useful tip to show position of indexes on point clouds (reminder I am not the person on the video)
Example of drawing lines based upon sample index, render using Atmosphere plugin available on Blender Market, provided a similar blend file minus atmosphere on GitHub https://github.com/jasonldavis-tech/WorksInProgressBlender/blob/main/4_1_GeometryNodesPractice2_July8th2024_DrawingLinesBetweenPoints.blend, might need to reconnect mesh to Geometry Node input (file uses Icosphere Node which bypasses mesh input, once connected usable on other meshes – is a frame based animation will need to hit play or press spacebar to see)
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