The brain doesn't move eyes randomly. It calculates the "expected gain" of looking at a specific spot based on what it already knows and what it can see in its peripheral vision.
To remain efficient, the visual system often inhibits looking back at places it has already checked, a concept often explored in "return fixation" studies. Najemnik
In a scientific context, J. Najemnik is a prominent researcher known for fundamental work on , specifically how the brain calculates the most efficient way to move the eyes (saccades) to find a target. The "Najemnik" Character Concept (Mercenary) The brain doesn't move eyes randomly