Sublime

I tend not to trust Facebook status updates, for reasons that I will discuss in the next chapter—namely, our propensity to lie about our lives on social media.

Leading companies have shown that detailed web data can provide previously untapped corporate value. This

Allowing us to zoom in on small subsets of people is the third power of Big Data.

Internet metrics over-value quantity and under-value quality. It’s a measurement problem. For example, platforms can easily calculate how many people read my articles, but they can’t evaluate the quality of those people.

which search terms, search engines, and referring sites are associated with higher sales rates.

the vast bulk of people list somewhere between about 150 and 250 friends, and, second, there is a long tail to the right with a very small number of people having a very large number of friends.