Chetan Puttagunta is a General Partner at Benchmark, specializing in AI and tech investments, while Modest Proposal is an anonymous investor with deep expertise in AI and public markets. They discuss the scaling challenges in AI development, particularly moving from pre-training to test-time compute. The duo explores how this shift could democratize AI, reshape public and private investments, and transform the competitive landscape for tech companies. They also delve into the future of AI, emphasizing the importance of reasoning capabilities and the need for innovative investment strategies.