It is important to know the difference between a search engine and a directory. Both tools are used to locate information, but using the right one can make all the difference between finding what you're looking for and going on a wild goose chase. Think of a directory as a table of contents in a book. Directory entries offer short abstracts of pages or sites. They also provide structure and organization that simplify browsing in and out of subcategories.
Search engines operate more like a book's index.
That's because engines sort pages in a database that is searchable by keywords. That makes a search engine a better choice to turn up far-reaching results. Read more online. Forget the Internet freebies. We will soon have to pay for shipping, services and subscriptions on the Internet as startups that survive the meltdown start charging users.