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| || || "Tumblr was founded by David Karp in 2007 as a method for people to post “tumblelogs” — essentially short-form blogs — featuring links, short paragraphs and a stream of consciousness style. It rapidly grew a wild and fractious user base, split into dozens if not hundreds of communities united by niche interests."<ref name="8 Insane Moments on Tumblr That Will Go Down in History"/>
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