by Larry Kim March 21, 2016March 21, 2016 The way 30 trillion web pages are ranked changed forever on October 26, 2015. That’s when the world became aware of RankBrain, Google’s machine-learning artificial intelligence system. Google calls RankBrain, when it’s in use, “the third-most important signal contributing to the result of a search query.” Google’s … Continue reading RankBrain Judgment Day: 4 SEO Strategies You’ll Need to Survive →