 that when the Indians were on our shores and the Spaniards came over in their ships, they couldn't see them because they didn't have a context for them. Now, a lot of people say that that story never happened, but now science has a study, it was published by MIT Press in 92, and it's called inattentional blindness. And you may have seen the famous gorilla video experiment where they tell somebody to watch a kid in the video and a gorilla runs by, they never see the gorilla.