Why is hacker news linking to blogspam instead of the original National Geographic website? The blog is copying Clusterflock which copied kottke which credited

Why is hacker news linking to blogspam instead of the original National Geographic website? The blog is copying Clusterflock which copied kottke which credited biancolo who presumably saw it directly from National Geographic. http://blogs.ngm.com/blog_central/2009/12/the-cost-of-care.html http://blogs.ngm.com/blog_central/2009/12/the-cost-of-care.h...