This seems to answer that, was wondering the same thing myself. http://www.science20.com/news_articles/is_loki_the_missing_link_in_the_evolution_of_complex_cel

This seems to answer that, was wondering the same thing myself. http://www.science20.com/news_articles/is_loki_the_missing_link_in_the_evolution_of_complex_cells-155372 http://www.science20.com/news_articles/is_loki_the_missing_l...