You may want to see this: https://news.ycombinator.com/item?id=7266233 https://news.ycombinator.com/item?id=7266233 It could be a neurological thing. Their vis

You may want to see this: https://news.ycombinator.com/item?id=7266233 https://news.ycombinator.com/item?id=7266233 It could be a neurological thing. Their visual system gets more practice but the eyes themselves don't change (just speculation.) But there are now better methods of doing that which are (supposedly) very effective.