When we reported that Samsung is using Gorilla Glass in their Galaxy S phones, a couple people wanted to see a demo -- you know, a key scratching against the glass or something of that sort. Enter those lovely, crazy Koreans.
Rarely, cataracts can present at birth or in early childhood as a result of hereditary enzyme defects, and severe trauma to the eye, eye surgery, or intraocular inflammation can also cause cataracts to occur earlier in life.
Cataract is a normal age related condition that causes a gradual cloudy or misty change to the lens of the eye. The lens is a clear transparent structure located behind the iris and the pupil. The clouding and misty change to the lens prevents light from reaching the retina, thus affecting vision.