> move my focus without my eyeballs moving This is a thing! https://en.wikipedia.org/wiki/Visual_spatial_attention https://en.wikipedia.org/wiki/Visual_spatia

> move my focus without my eyeballs moving This is a thing! https://en.wikipedia.org/wiki/Visual_spatial_attention https://en.wikipedia.org/wiki/Visual_spatial_attention I discovered this when I accidentally performed an experiment that showed how paying attention to a bright light in my peripheral vision without moving my eyes caused my pupils to constrict. That was after I became aware that my pupil size affected how blurry things were from nearsightedness (the same effect as in cameras). https://en.wikipedia.org/wiki/Pupillary_light_reflex#Cognitive_influences https://en.wikipedia.org/wiki/Pupillary_light_reflex#Cogniti...