> It's diminished to the point where Google is afraid of losing it's previously dominant signal for good. Is Google afraid of losing that signal? I don't have

> It's diminished to the point where Google is afraid of losing it's previously dominant signal for good. Is Google afraid of losing that signal? I don't have any data to back this up, but my guess is that Google's reliance on PageRank is greatly diminished now, and they probably use search result click-through rate and website engagement data (from Google Analytics and ads) as the primary signals for website relevance and quality.