Reading 100,000 pages about Gensokyo won’t save you if you can’t even 1cc Lunatic (which is laughably easy), you’re just a secondary
The chart is (assuming these people never touch games in the same genre):
-1 N1CC = Spectator
-5–10 N1CC = Shows interest
-1 L1CC = Actually likes Touhou (still arguably in secondary territory, though)
-5 L1CC = Starting to drift into fan territory
-Doing meme challenges = Real fan or primary