Google has made an immense amount of algorithm changes over the years. Some are large and receive a serious amount of community attention and others are very insignificant  and virtually go unnoticed. Since the year 2000 there have been numerous Google algorithm updates that have left many web marketers sweating and scratching their heads. SEOmoz recently came out with an amazing timeline for you to be able to explore all the important technical changes Google has made since the year 2000.

Random Google Update Videos