Having read the whole thread (yaay me!) IMO @RivkahChaya’s whole treatise on control is about 80% of it. With the most recent comments of hers and @bump’s about the fallacy of the excluded middle between known-good and unknown-must-be-terrible cover another 15%.
The last 5% IMO is the personalities who do this. They are, as one memorable thread had it: Tedious Asbergery Wankers.
For folks of that mindset, there’s an obsessive need to be exact, an obsessive need to do it The One Right Way, etc. And an obsessive need to share their amazing (in their own mind) expertise.
Which hobby they choose to enthuse obsess about is semi-random. But with extra bonus points for a choice with a big helping of extreme arcana. See also this gem from 2009: