Another cool flowchart-style infographic by Jess Bachman for SEOBook.com. Google’s Collateral Damage visualizes how Google’s evolving search algorithm is impacting the Web.
Google’s PageRank worked well until people realized what drove search & how to optimize for it. But the web moves much faster than the colleges do. A million spam pages are created every hour! Thus Google’s relevancy algorithms have grown in complexity over the years.