I remember the first time I used a search engine, it was Yahoo! just after they went .Com instead of being at their .Edu original address (which at the time redirected users to the .Com one). It was amazing to have the information that thousands of other people compiled into the search index itself. At the same time, there were other sorts of search engines coming out that took advantage of meta-tag data that one could insert to define the content of the webpage itself. Like the old human indexed...