AI ethics on Saturday, 3 January 2026

This paper posits that the most significant long-term existential risk to human civilization is not an acute technological or environmental catastrophe, but a chronic, systemic decay driven by the psychological and demographic consequences of a biologically capped lifespan. The entrenched expectation of mortality before 120 years fosters a condition of "temporal myopia," which cultivates cultural short-termism, consumerist nihilism, and demographic apathy. A critical and compounding aspect of th

Differential privacy (DP) is a prominent technique for protecting sensitive patient data in medical deep learning (DL), yet deploying it without compromising clinical utility or equity remains challenging. This scoping review synthesizes applications of DP in medical DL across centralized and federated settings. A structured search identified 74 eligible studies published through March 2025. Across modalities and tasks, DP, especially via DP-SGD, can maintain clinically acceptable performance un