I’ll start: penoid card games LOL.
Obviously people can like whatever they want to like and the internet means anyone can reach their people but there’s still some stuff that makes you think “…really?”, isn’t there.
Like: mechanical keyboards. I learned yesterday that there are certain PC types that are really into mechanical keyboards and how superior they are to pleb ones. They have Opinions about the switches (red type? blue type?? other???). They get different key sets so they can pop off the old ones and replace them with a different set of keys. And of course the backlighting. My god, the backlighting.
It’s serious stuff: