Thought this was going to be about how to find your actual blind spots, which for anyone who doesn't know is draw two dots on a plain background, a couple of in

Thought this was going to be about how to find your actual blind spots, which for anyone who doesn't know is draw two dots on a plain background, a couple of inches apart, look at the right dot with your left eye, or vice versa, keeping the other eye closed. Move closer until the other dot disappears. Still amazes me every time.