

Complex Systems with Patrick McKenzie (patio11)
Patrick McKenzie
We live in a world where our civilization and daily lives depend upon institutions, infrastructure, and technological substrates that are _complicated_ but not _unknowable_. Join Patrick McKenzie (patio11) as he discusses how decisions, technology, culture, and incentives shape our finance, technology, government, and more, with the people who built (and build) those Complex Systems.
Episodes
Mentioned books

Aug 28, 2025 • 1h 3min
Defense, drones, and military procurement, with Bean of Naval Gazing
A defense expert discusses the unique challenges of procurement in a monopsony-dominated industry, where the government is the sole buyer. The conversation unveils the intriguing evolution of drones, likening them to upgraded cruise missiles from the 1950s. It also explores the role of operations research in shaping military strategy since World War II. With insights on the financial complexities of developing aircraft carriers and subs, the dialogue illustrates how historical innovations impact contemporary military technology.

46 snips
Aug 21, 2025 • 1h 4min
AI and the great developer speed-up, with Joel Becker of METR
Joel Becker, a researcher at METR, joins to discuss fascinating insights from recent AI research. They reveal that AI coding tools may hinder productivity rather than enhance it, contrary to common beliefs. The conversation dives into the complexities of measuring developer performance, particularly in a 'flow state,' and reflects on the unpredictable impact of AI on software development. Topics also include the challenges in AI benchmarking and the importance of evolving standards as AI technology develops.

77 snips
Aug 14, 2025 • 35min
How Banks Actually Work (And Don't Work)
Dive into the bewildering world of banking as the host unveils why these institutions seem to forget customer interactions, despite their prowess in tracking funds. Explore the tangled legacy systems and regulatory hurdles that contribute to Kafkaesque experiences. Discover how tiered support structures lead to operational inefficiencies and inconsistent treatment of clients, influenced by socioeconomic factors. Finally, ponder societal trade-offs in banking innovations and support models, revealing just how complex and multifaceted financial institutions really are.

62 snips
Aug 7, 2025 • 1h 17min
Building software in Japan, with Jim Weisser
Jim Weisser, a serial entrepreneur and founder of SignTime, shares his insights on Japan's software market. He discusses the cultural preference for stability over rapid iteration and the crucial role of systems integrators. Weisser highlights the challenges of over-specification in software development, where tools like Excel can slow down innovation. He also reflects on Japan's evolving venture capital landscape and the unique employment culture shaped by lifetime jobs, providing valuable lessons for anyone looking to navigate this complex ecosystem.

28 snips
Jul 31, 2025 • 1h 4min
Startup investing in Tokyo, with Coral Capital’s James Riney
James Riney, a partner at Coral Capital, shares his insights on Japan’s booming startup ecosystem, which has surged from a $700 million market to as much as $10 billion. He discusses the cultural hurdles new startups face, such as the importance of the 'gaijin card' and the unique hiring practices in Japan. Riney highlights why Japanese engineers prefer Twitter over LinkedIn, and how American development tools are gaining traction in Tokyo. He also delves into regulatory complexities and the shift toward independent funding sources in venture capital.

67 snips
Jul 24, 2025 • 46min
How AI reshapes the craft of software engineering, with Yoav Tzfati
Yoav Tzfati, an AI researcher and bootcamp instructor, dives into the revolutionary concept of 'vibe coding'—leveraging AI to rethink software engineering. He explains how novices can build full-stack applications without ever seeing code. The discussion emphasizes the future of programming careers, where humans guide AI like junior engineers, and explores the potential for democratizing software development. With practical applications and tips, Yoav highlights the evolving landscape of coding roles and the need for human oversight in an AI-driven world.

163 snips
Jul 17, 2025 • 47min
Stacking the odds: Cate Hall on agency and outlier success
Cate Hall, CEO of Astera Institute and author of a forthcoming book on agency, shares her journey from a Supreme Court lawyer to a world champion poker player. She discusses how environments like poker and startups promote personal agency, emphasizing that it can be cultivated through questioning norms and embracing discomfort. Cate highlights the importance of feedback and peer influence in achieving transformative change, along with the role of AI in personal improvement. Her insights reveal how critical life events can trigger significant growth.

55 snips
Jul 10, 2025 • 1h 55min
Think like a trader, with Ricki Heicklen
Ricki Heicklen, the founder of Arbor and former trader at Jane Street Capital, dives into the evolution of trading education. She shares insights on how simulated markets can teach complex concepts like risk management and team dynamics. Ricki recounts real-life bootcamp stories, highlighting mistakes that led to valuable lessons. She emphasizes the importance of communication in trading teams and how minds can be trained to think like traders, both in finance and everyday decision-making.

19 snips
Jul 3, 2025 • 1h 9min
Achieving results in the physical world, with Adam Jarvis of “Public Service”
Adam Jarvis, a New Zealand civil engineer and passionate public sector advocate, joins to discuss the daunting challenges facing infrastructure projects today. He highlights the skyrocketing planning costs for water pipes and the burdens of regulatory scar tissue. The conversation explores the impact of talent sorting on public institutions, the need for reformed hiring practices, and the role of technology in improving infrastructure workflows. Amidst these challenges, Jarvis finds hope for enhancing government capabilities and engaging communities more effectively.

132 snips
Jun 26, 2025 • 46min
The AI infrastructure stack with Jennifer Li, a16z
Jennifer Li, a general partner at a16z, dives into the evolving landscape of AI infrastructure, emphasizing the demands of AI workloads. She discusses the split between language models and diffusion models, and how this impacts the tech ecosystem. Jennifer highlights innovations in reinforcement learning environments and the evolving API economy, predicting a surge in demand as agents reshape software interactions. She also addresses the future of observability and the rise of self-healing systems, promising exciting advancements in IT resilience.