There is a trend, as we age, to get better and better at this sort of perceptual completion, precisely because we have experienced so much more of the world that our mental database of what is likely and what is unlikely is informed by millions more observations. These observations become data for the (unconscious) statistical processor of our brains. Through neuroplasticity, this changes the wiring of our brains with each new observation. So even though our sensory receptors begin to show wear as we age, and our brains show atrophy, decreased blood flow, and other deficits, our perceptual
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