Pre google there were 2 kinds of “search engines”.
There were ones like Yahoo. This was really more of a directory than a search engine. There was a category based hirechery, websites were put into those categories and you could brows through them or search through them.
The other kind was just a list of sites that contained the key words you were searching for.
Google’s big innovation was based on the list of references you get at the back of an academic paper. The founders of google figured out that if other pages referenced a page, that likely made that page more important.
This is how they came up with the pagerank process. Basiclly google would rank pages based on quality, how many links they got from other quality sites, how much other users clicked on those search results and so on. This ranking, more than just “does this website contain these search terms” but a “what of these 100 websites that contain the search terms is the best one, or the top 10”.
Once they had a better 10 blue links than the other guy, that’s how they attract all the users to their product. It was simply superior because it sought to rank the quality of the search results.
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