You're the product: Facebook's business model explained

Do you prefer organic food? Did you study in Mexico? Do you like red shoes? Such bits of information about Facebook users may seem insignificant in isolation but, once harvested on a grand scale, make the internet giant billions. Here's how:

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Do you prefer organic food? Did you study in Mexico? Do you like red shoes? Such bits of information about Facebook users may seem insignificant in isolation but, once harvested on a grand scale, make the internet giant billions. Here's how: