Reading Data in blender

This tutorial will show you how to parse your data so the node in blender can be used.  He uses a python script to make a new excel spreadsheet.  He uses geometry nodes to take the world data and actually use the lat and long values to map a world.  You start to understand how he uses a formula to map the data to a sphere, and what nodes look like in a formula.  He uses attribute nodes, to pull out data from the csv node, and uses emmision shaders to visualize the data.  The data is the population of the world.  Overall I noticed his logic, which if you could w