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.
1 Cataracts cause cloudy vision and are more common in older people. 2  A lazy eye can make it difficult to see details and may lead to vision loss. 3  Optic neuritis is inflammation that can cause temporary or permanent vision loss. 4  Retinitis pigmentosa refers to retina damage, but leads to blindness only in rare cases.