The year 2007 was a big year in the world of search engine optimization (SEO). This period marked a shift from the disorganized, mish-mash of approaches to SEO that were popular in the early 2000s, to the more methodical and holistic approach to SEO that is popular today. While SEO is still an ever-evolving field, 2007 was an important milestone in the history of SEO and the development of the industry as a whole. In 2007, there were a number of major developments in the world of SEO. One of the most significant developments was the introduction of Google's Universal…