Paul Graham, CSIRO's chief energy economist, reveals insights from the latest GenCost report, confirming that integrated renewables remain the most cost-effective energy solution. He discusses the significant drop in solar and battery costs, the rise of long-duration battery technology, and the competitiveness of pumped hydro for energy storage. The conversation dives into the economic challenges of nuclear power, questioning its viability against renewables while emphasizing the importance of community feedback in shaping Australia's energy future.