The risk of AI tunnel vision in IT efficiency explores why focusing solely on AI’s energy consumption overlooks the much larger challenge of improving efficiency across the entire IT estate. As data centre power demand rises in South Africa, organisations must adopt an end-to-end approach that optimises infrastructure, cooling, software, workloads, and data management. The article argues that sustainable IT efficiency is achieved by designing energy efficiency into every layer of traditional and AI infrastructure, enabling greater resilience, lower costs, and scalable digital transformation.