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But you don't know which ones are. Which means you're wasting money on those that aren't.
by throwaway_pdp09 6y ago
But you don't know which ones are. Which means you're wasting money on those that aren't.
- iamacyborg 6y agoEven if you think you know, do you really? Attribution is a notoriously tricky issue and it's only getting harder with GDPR and browsers making changes to cookies.