The internet has been an interesting place over the last month for people dealing in search engine optimization. Let's discuss Google. When Google makes sufficient changes to be considered an update, just like a huge brewing storm, it gets named. Jagger was Google's latest update. Updates are basically changes to the ways search engines rank web sites. Most usually website owners see drastic changes in rankings whether for good or bad. Jagger was the biggest update ever to take place on a major search engine.