This gets to the heart of what has bugged me for awhile RE: that somehow human vision operates at 25-30fps. I notice a difference between 25fps and 60fps. And

This gets to the heart of what has bugged me for awhile RE: that somehow human vision operates at 25-30fps. I notice a difference between 25fps and 60fps. And even a difference between 48fps and 60fps as per the page. If human vision was somehow capped at 30fps, why am I noticing a difference?