nsfporn: It’s such a large, reflective surface that looking directly at it may cause damage to the retina. https://twitter.com/Kaveriis 

nsfporn: It’s such a large, reflective surface that looking directly at it may cause damage to the retina. https://twitter.com/Kaveriis 

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from: https://www.tumblr.com/blog/view/solace2369/88180423344