Cloud Pub/Sub Dead-Letter Recovery for Node.js Weekly Support Digests Short answer: for Google Cloud Pub/Sub dead-letter retries versus an AWS SQS DLQ, choose the queue whose retention, delivery attempts, and replay permissions fit the weekly deadline, then keep idempotency and failure classification in the Node.js worker. Start with the recovery window. Recovery needs a clock. That window is the time between a failed active-customer digest and the point where the support team can...