Imagine an individual who is visually impaired; for them to see the world around them, that individual would need to wear eyeglasses. However, hundreds of years ago, eyewear was incredibly underdeveloped compared to modern glasses, thus their knowledge of how things looked was minimal to none at all. Then technology improved. Everything was so clear; their barriers had been broken and the whole world lay ahead for them to explore and discover.http://www.racamtech.com/camera/
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