Why does SEO matter in 2014? How has it changed since in 20 years? (Hint: It hasn't...) What are the guiding principles of SEO? Inspired by: http://blog.hubspot.com/marketing/history-of-seo-glimpse-into-future-tl-ss Additional Sources: - http://searchengineland.com/seotable - http://www.searchenginejournal.com/how-social-media-is-changing-the-seo-industry/63060/ - http://googlewebmastercentral.blogspot.com/2011/05/more-guidance-on-building-high-quality.html