Thats a good article. Green Light allways have a knack of explaining thigs well with infographics.
It’s amazing that so much has happened in a relatively short space of time. Especially when algo hacking was only 13 years ago. Glad Google put a stop to that the year after though
Lastly, you can monitor the Official Google Blog or Matt Cutts blog, sometimes they make announcements about changes, but you will usually hear about changes on search engine land or se round table first. Official Google Blog Matt Cutts: Gadgets, Google, and SEO
Site owners started to realize the value of having their sites highly ranked as well as visible in search engine results, making an opportunity for both White hat and Black hat SEO practitioners. The first documented utilize of the term Search Engine Optimization was John Audette as well as it’s company Multimedia Marketing Group as documented by a web page from the MMG site from August, 1997.
Greenlight always have a nice and interesting way of giving or explaining important information the the users. Its been few years and quite a lot has happened in the world of seo with the recent advances and updates all working together to improve SEO.