2. Search engines - Google, Bing and their challengers

Olivier ANDRIEU, Consultant, publisher of the Abondance.com website

Search engines punctuate the digital lives of today's Internet users. Indispensable crossroads for any investigation on the web, they have evolved considerably since the first tools (Excite, Webcrawler, Lycos, Altavista, etc.) to the current leader, Google and its challenger, Bing, which very few competitors are able to match at the moment. But the future may be different. In any case, it's worth taking a closer look at how these tools work and how they've evolved over the years, because knowledge of what we can find "under the hood of the engines" can also help us to better conduct our web searches.

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