
Open Circuit
The energy transition, decoded. Every week, three industry veterans explore the tech breakthroughs, market shakeups, and policy shifts that are driving the biggest industrial transformation in history.
Latest episodes

Jul 18, 2025 • 1h 5min
The ethanol disaster unveiled a bigger problem
In this engaging discussion, Michael Grunwald, a seasoned journalist and author of 'We Are Eating the Earth,' dives into the overlooked role of agriculture in climate change. He reveals how ethanol production is often more harmful than beneficial due to land use costs. Grunwald critiques popular solutions like regenerative farming, pointing out their limited emissions impact. The conversation emphasizes the need for agricultural innovation that mirrors advancements in energy, highlighting the urgent challenge of decarbonizing food systems.

20 snips
Jul 14, 2025 • 59min
America’s building bottleneck
Brian Deese, an Innovation Fellow at MIT and former director of the National Economic Council, dives into America's infrastructure challenges. He argues that outdated permitting systems are stifling investments in AI and clean energy. Deese highlights that 80% of project delays are due to state regulations, not federal ones. He suggests a zero-based budgeting approach could expedite projects, and discusses how AI could dramatically speed up environmental reviews. The conversation touches on recent Republican spending bills and the need for powerful narratives to rally public support.

39 snips
Jul 7, 2025 • 1h 7min
No, solar didn’t collapse Spain's grid
In this discussion, guests Laurent Segalen, founder of MegawattX, and Gerard Reid, expert in energy transitions, unravel the complexities behind a massive power outage that hit Spain and Portugal. They debunk the myth that renewable energy caused the blackout, pointing instead to systemic issues like inadequate battery storage and weak grid connections. They stress the need for better infrastructure and innovative solutions, highlighting how different regions manage their energy systems. Listen as they explore the future of energy security amid evolving geopolitical landscapes.

28 snips
Jun 27, 2025 • 1h 9min
Pain and resilience for climate tech investors
Kim Zou, CEO of Sightline Climate, sheds light on the challenges and transformations in climate tech investments. The sector faces a significant downturn, with a 19% drop in funding amidst shifting policies and economic pressures. Zou discusses the critical 'missing middle' funding gap for innovative startups needing large capital. Despite these hurdles, opportunities are emerging in grid-enhancing technologies, driven by AI demands. The conversation highlights the need for adaptive strategies as investors navigate a rapidly changing landscape.

63 snips
Jun 20, 2025 • 1h 26min
The grid is smarter. Why aren't we smarter about the grid?
Arushi Sharma Frank, founder of Luminary Strategies and former Tesla policy lead, dives into why the grid is smarter but we're lagging behind. She highlights the vast potential of underutilized smart devices and advanced meters. Discussing the need for cohesive collaboration among utilities, regulators, and tech companies, Sharma Frank argues for unlocking the resources we've already invested in. With insights on virtual power plants and the challenges of integrating flexible load management, she emphasizes the urgency of smarter utility practices for enhanced grid efficiency.

59 snips
Jun 17, 2025 • 55min
AI rewrites the corporate energy playbook
In this discussion, Caroline Golin, former global head of market development and innovation at Google, shares her insights on how AI is reshaping energy strategies for tech companies. She highlights the transition from a buyer's market to a seller's market in clean energy procurement and the urgent need for a new infrastructure model to meet the demands of AI. Golin also emphasizes the $5 trillion capex challenge for data centers by 2030 and the necessity for innovative financing solutions and regulatory adaptations in the evolving energy landscape.

13 snips
Jun 6, 2025 • 40min
How Tesla bootstrapped the Powerwall 2
Drew Baglino, former Senior Vice President of Powertrain and Energy at Tesla, shares insights from his time building Tesla's energy storage division. He details the innovative journey of creating the Powerwall, highlighting the resourceful strategies his team employed to overcome cell shortages and production bottlenecks. Drew emphasizes the collaborative spirit that helped launch groundbreaking products like the Megapack, and discusses how leadership and adaptability were key to thriving in the fast-evolving energy market.

40 snips
May 30, 2025 • 1h 18min
The abundance agenda meets scarcity politics
Costa Samaras, Director of the Carnegie Mellon Scott Institute for Energy Innovation and former White House energy advisor, dives into America's struggle with building and clean energy amidst political turmoil. He critiques a recent House bill dismantling the Inflation Reduction Act, arguing it jeopardizes affordable energy and local manufacturing. Samaras discusses the potential of the 'abundance agenda' to foster infrastructure development and counteract escalating electricity demands, urging a shift towards proactive policy and investment in clean energy.

23 snips
May 23, 2025 • 1h 3min
A high-stakes energy showdown in Texas
Doug Lewin, President of Stoic Energy Consulting and host of the Energy Capital Podcast, dives into Texas's dynamic electricity market. He reveals how the state is seeing a surge in clean energy sources like wind and solar, significantly lowering costs. Despite this progress, some lawmakers aim to impose restrictions on renewables, invoking a heated ideological battle. Lewin emphasizes that the shift towards clean energy is driven by economics, not ideology, and highlights the legislative challenges that could threaten Texas's energy future.

32 snips
May 16, 2025 • 45min
Tesla’s fork in the road
Dana Hull, a veteran auto and tech reporter at Bloomberg, dives into Tesla's controversial decision to cancel the affordable Model 2 in favor of robotaxis. She discusses how this pivot might have cost Tesla its competitive edge as BYD rises with better pricing and tech. The conversation also highlights Musk's shifting priorities affecting Tesla's sales and brand image. Hull elaborates on the lack of clear leadership in Tesla's energy initiatives and the murky product lineup, raising questions about the company's future in the evolving EV market.