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       xkcd - A Webcomic - Mysteries (1501)
        
       Image:
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       At the bottom left: The mystery of why, when I know I needed to
       be asleep an hour ago, I decide it's a good time to read through
       every Wikipedia article in the categories 'Out-of-place
       artifacts', 'Earth mysteries', 'Anomalous weather', and 'List of
       people who disappeared mysteriously'.
        
       Comics reproduced from www.xkcd.com under license.
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 (DIR) xkcd - A Webcomic - Wasted Time (1502)