Comment on This is how Facebook knows where you’ve been and what you bought

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Jeknilah@monero.town ⁨10⁩ ⁨months⁩ ago

I saw a Youtube video a while ago on how supermarket chains create customer profiles for each credit card. That way, they can get a better understanding of purchasing habits and how consumers react to price changes. Makes finding the most profitable price easy, you see.

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