[beemoe]

>"With no prior knowledge of video" Not so fast, if you read the article:

"...the sin of television, which they encountered at the geologists' camp, proved irresistible for them..."

I agree that the account in the comments here did not give sufficient detail to determine if she had reason to connect something on a man's shoulder with the images she had seen in the television earlier, but she had some sort of prior exposure to video.