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Big Data Demystified by David Stephenson

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Chapter 3

Why is big data useful?

‘Big data is why Amazon’s recommendations work so well. Big data is what tunes search and helps us find what we need. Big data is what makes web and mobile intelligent’ —Greg Linden, pioneering data scientist at Amazon.19

The big data ecosystem fundamentally changes what you can do with data, and it fundamentally changes how you should think about data.

Completely new ways to use data

We are doing things today that we could not have done without big data technologies. Some of these applications are recreational, while some are foundational to our understanding of science and healthcare.

Big data was what enabled scientists to collect and analyse the massive amounts of data that led to the discovery of the ...

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