Microsoft and Yahoo aren’t the only companies looking to compete with Google in the search business. In fact, this morning a new startup called Cuil opened its virtual doors for the world to start using its search engine. So, on this morning we ask, how is Cuil different from all other search engines? The site claims: “Cuil (pronounced COOL) is a search engine that combines the largest Web index with content-based relevance methods, organized results, and complete user privacy. The company’s next generation