Visions of Geekery

When you start to dream about SEO (search engine optimization) stuff, you know you’ve gone over the line. Besides, most of the techniques that used to work get you penalized now. For my money, Google Blogoscoped is the most entertaining search engine blog (although Google these days is about a lot more than searching). SEO Chat's Google Dance Tool will tell you when the techtonic plates of Google’s ratings start to shift. And at XSEO you can see the history of such changes. (For more, see this introduction to search engines.)