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Facebook does this to build shadow profiles of everyone, even if they are not Facebook users. I'm sure Google does similar things. They certainly could.
by caymanjim 6y ago
Facebook does this to build shadow profiles of everyone, even if they are not Facebook users. I'm sure Google does similar things. They certainly could.
- junon 6y agoThe thing is, doing this is actually quite trivial. Graph databases are used in large part for this very usecase.