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.
Cataracts usually effect vision, but sometimes the symptoms are not immediately appearant. A cataract can cause cloudy, blurry or double vision. They may fade colors or cause a glare around light sources. Cataracts can also cause poor night vision and frequent changes in optical prescriptions.