Credit cards work a little different in Denmark because we have a national debit card called the Dankort which allows for cheap credit and can be combined with other cards like visa or MasterCard.
Anyway, some years ago banks opened for the possibility to get your receipts electronically. I opted into that, not thinking about privacy at the time, and they certainly have the data to track us in ways we that make Facebook look harmless, because Facebook doesn’t know your pharmacy purchase history.
I’ve never seen an impact of this that I was aware of, so maybe banks don’t actually use the data. It’s certainly not their business model to sell advertising, but who knows.
Anyway, some years ago banks opened for the possibility to get your receipts electronically. I opted into that, not thinking about privacy at the time, and they certainly have the data to track us in ways we that make Facebook look harmless, because Facebook doesn’t know your pharmacy purchase history.
I’ve never seen an impact of this that I was aware of, so maybe banks don’t actually use the data. It’s certainly not their business model to sell advertising, but who knows.