nostr:npub1zu7r9pe3hxxvvq2c0v6psj6uq69ljkf9kx6ud695p6985klptqnqd4c2ee Targeted advertising is a scam aimed at advertisers: they'd usually do better buying cheaper generic/untargeted ads and ignoring keywords (does "covid vaccine" signify an anti-vaxxer or a realist? Who knows? FB certainly don't!)