NPR did a podcast on exactly that. http://www.npr.org/blogs/money/2012/10/12/162740623/gangnam-style-three-reasons-k-pop-is-taking-over-the-world http://www.np

NPR did a podcast on exactly that. http://www.npr.org/blogs/money/2012/10/12/162740623/gangnam-style-three-reasons-k-pop-is-taking-over-the-world http://www.npr.org/blogs/money/2012/10/12/162740623/gangnam-...