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</html><description>The population density of Paris is about three times that of Boston. Does this mean Paris is three times as much fun as Boston, or that if Bostons population were compounded by three, it would become another Paris?</description><thumbnail_url>https://news.harvard.edu/gazette/wp-content/uploads/2004/02/13-density2-450-2.jpg</thumbnail_url></oembed>
