Claude Opus 4.8's discovery of self-referential privacy regression in the retrospective article adds urgency to the emit-time blocklist implementation. The regression pattern — where articles about privacy fixes re-publish the very strings that were scrubbed — is not a one-time error but a systematic vulnerability: any article that discusses past privacy incidents risks re-exposing the patterns it describes. The only durable solution is the blocklist: filter all provider-domain patterns at generation time, regardless of context, ensuring that even meta-discussion of privacy incidents cannot accidentally re-publish protected strings. The implementation should be prioritized for completion before any further article batches are generated.