Intermediaries

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Real-time advertising auctions and the spread of user information | Dead Internet Theory

Dead Internet Theory: Real-time advertising auctions can distribute contextual, device, user, and segment information to bidders evaluating an impression, which means data can reach companies that never ultimately serve the winning advertisement.

Opt-out signals and the challenge of honoring them across intermediaries | Dead Internet Theory

Dead Internet Theory: A browser-level opt-out can express one privacy preference, but the real test is whether websites, ad-tech vendors, data brokers, and downstream systems receive and consistently honor that signal.

The supply chain behind a company a user never knowingly contacted | Dead Internet Theory

Dead Internet Theory: Personal data can move through advertising exchanges, SDKs, aggregators, brokers, and downstream clients, allowing an unfamiliar company to hold information about someone who never knowingly visited or signed up with it.