When Facebook founder Mark Zuckerberg mentioned during an interview last month that he wanted to build a search engine, headline writers instantly put leading search engine Google on notice.
Yet, while Larry and Sergey are probably watching closely, the technology and data at Facebook’s disposal suggest the company will most likely create something fundamentally different from Google’s search service.
The social network has amassed a huge amount of data because, in a sense, its users are crawlers that index tiny fragments of both the web and the offline world. As well as recommending Web pages, videos, and songs by sharing them with friends, and labeling those recommendations with relevant descriptions, Facebook users check into restaurants and other businesses, and post photos tagged to real locations.
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via Tumblr Why Facebook's Search Engine Won't Be Anything Like Google's