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The Software Bug That Blacked Out the Entire US Northeast
Posted 2 years ago by DuffBeer in category: interesting   Comments (0)

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The Birth of Photography
Drawing With Light (and silver iodide)
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Pentatonix - 90s Dance Medley
A cappella
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How LED works
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What Happens To Your Brain When You Mindlessly Scroll?
Posted 2 years ago by Grandpa in category: interesting   Comments (0)