The emergence of AI, particularly AI agents, represents a "paradigm shift" in human history, poised to bring about "radical transformation." This briefing synthesizes expert opinions on the profound opportunities and existential threats presented by this technology. While some optimists envision an "era of radical abundance" and human flourishing, others express "profound hope and dread," highlighting the potential for widespread job displacement, societal disruption, and the creation of systems with unforeseen and potentially dangerous autonomous capabilities. The debate centers on the speed and scale of this transformation, the ethical implications of powerful AI, and humanity's preparedness to navigate an increasingly complex and potentially unpredictable future.