

Clickbait title.
In short, gamers think they are an inverter or a non-inverter because of how they were first exposed to game controls. Someone who played a lot of flight sims in the 1980s may have unconsciously taught themselves to invert and now they consider that their innate preference; alternatively a gamer who grew up in the 2000s, when non-inverted controls became prevalent may think they are naturally a non-inverter. However, cognitive tests suggest otherwise. It’s much more likely that you invert or don’t invert due to how your brain perceives objects in 3D space.
They’ll file it vertically.
spoiler
right into the shredder