The Day the Book Died - iPhone 4's Retinal Display

People complain that handheld readers to "give them a headache." It is not surprising. Until this week, handheld readers mutno.Ljudsko eye, accustomed to the sharpness of the book, constantly trying to "unblur" picture books to be printed image is as sharp as they used to. This strains the muscles around the eye, creating a headache.

People complain that handheld readers to "give them a headache." It is not surprising. Until this week, handheld readers mutno.Ljudsko eye, accustomed to the sharpness of the book, constantly trying to "unblur" picture books to be printed image is as sharp as they used to. This strains the muscles around the eye, creating a headache.

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All this is now changed. At 326 ppi (pixels per inch), the new iPhone has reached the point (about 300 ppi), where the human eye can not distinguish between digital images and the written word.

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All this is now changed. At 326 ppi (pixels per inch), the new iPhone has reached the point (about 300 ppi), where the human eye can not distinguish between digital images and the written word.

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