alt Hacker NewsI had to shorten the title to fit it, but there's so much here and the Necker cube is just a final addendum. This is what publishing was intended to be like!
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kkylin • today at 3:51 AM
Just from the title it sounds really cool, but I guess the server got the hug of death (kept getting timeout)
Site is down. This should be the same PDF I think: http://wexler.free.fr/library/files/necker%20(1832)%20observ...