Is anybody using Obsidian for UPSC exam Prep?

Hi, i am a UPSC aspirant. Can you guys let me know how are you using the folders, tags & backlinks in Obsidian to manage notes for UPSC.

Brief: How do you take & manage notes in Obsidian?

fellow aspirant here

i am using obsidian specially for my anthropology notes in question answer format for spaced repititon and active recall

not a big fan of folders
used backlinks to interconnect different concepts in same heading & how different headings interconnect broadly ,

also how do you use obsidian ??