“Reaction time” isn’t really a single value: it depends immensely your own attributes (age, experience, level of alertness or fatigue), on what you’re reacting

“Reaction time” isn’t really a single value: it depends immensely your own attributes (age, experience, level of alertness or fatigue), on what you’re reacting to and how you react to it. Under certain (admittedly very specific) conditions, people can view an image, categorize it, and indicate the category with eye movements, all within 120ms. Here’s one demonstration: https://www.sciencedirect.com/science/article/pii/S0042698905005110 https://www.sciencedirect.com/science/article/pii/S004269890...