

DCD Zero Downtime: The Bi-Weekly Data Center Show
DatacenterDynamics
DCD Zero Downtime is DCD's editorially-led podcast. In each episode, our editorial team will be talking with leading members of the data center and digital infrastructure community, delving deeper into the future of the industry and its major challenges.
Episodes
Mentioned books

Oct 2, 2025 • 32min
Episode 88 - Building a fiber network for AI with Bill Long, Zayo Group
In this episode, DCD catches up with Bill Long, CPO at Zayo Group, to discuss the company’s long-haul fiber build across the US to support the growing demands of AI workloads. Long also discusses Zayo’s acquisition of Crown Castle’s fiber assets and why the Macro Edge provides a worthwhile opportunity.

Sep 29, 2025 • 29min
Bonus episode - An energy OS for data centers with Drew Barrett, Zendo Energy
Drew Barrett, COO and co-founder of Zendo Energy, shares insights from his extensive 13-year career at Octopus Energy. He discusses Zendo's innovative Energy OS, designed to optimize energy procurement for data centers. Key topics include real-time signals to suppliers for better trading, the impact of AI workloads on energy demand, and strategies to unlock stranded capacity for significant savings. Drew emphasizes the importance of local renewable integration and the need for technological advancements to manage market volatility, aiming to help data centers turn energy into a competitive advantage.

Sep 18, 2025 • 42min
Episode 87 - The rise of hollow core fiber with Jason Eichenholz, Relativity Networks
In this episode, DCD chats with Jason Eichenholz, CEO of Relativity Networks, about hollow core fiber (HCF). Eichenholz details the latest developments of the technology, plus its potential to support the AI data center boom, and whether HCF can have an impact on the telecoms sector.

Sep 4, 2025 • 42min
Episode 86 - Power from below (geothermal energy) with Ben King, Rhodium Group
In this episode, we chat to Ben King, associate director with Rhodium Group's Energy & Climate practice, who provides an in-depth look into the US geothermal sector. We explore the exciting world of enhanced geothermal power and how, if scaled, it could provide enough energy to meet skyrocketing data center demand across the US.

Aug 21, 2025 • 36min
Episode 85 - Making critical infrastructure think with Jad Jebara, Hyperview
In this conversation with Jad Jebara, CEO of Hyperview, listeners explore the transformative impact of AI on data centers. Jad discusses the common pitfalls operators face, including the surprising reliance on Excel for capacity planning. The talk highlights how AI enhances infrastructure management, emphasizing the importance of efficient power and cooling systems. They also dive into the future of edge data centers, addressing challenges like data sovereignty, and the role of AI in optimizing data management and compliance across sectors.

10 snips
Aug 15, 2025 • 53min
Bonus episode - Clouds and AI inference, with Cirrascale's CEO David Driggers
Join David Driggers, CEO and CTO of Cirrascale, a trailblazer in cloud services, as he delves into future cloud operations for 2025. He discusses how Cirrascale navigates a competitive landscape dominated by hyperscalers. The conversation covers the growing AI inference market, highlighting the importance of GPU deployment and the unique challenges enterprises face in optimizing AI—balancing efficient resource management with budget constraints. David also reflects on the evolving role of AI in healthcare and programming, emphasizing the need for sustainable business models.

Aug 7, 2025 • 44min
Episode 84 - Small modular solutions to big power problems with Harry Keeling, Rolls Royce SMR
In this podcast episode, we speak to Harry Keeling, head of business development - new markets at Rolls Royce. Listen in to hear more about the rise of small modular reactors, Rolls Royce SMR’s business model, and the potential of SMRs in powering the data center sector.

Jul 24, 2025 • 37min
Episode 83 - Data sovereignty and cloud competition in the UK, with Mark Boost, Civo
In this engaging discussion, Mark Boost, CEO of Civo, shares insights from his 25 years in tech, focusing on how Civo is challenging hyperscalers and promoting data sovereignty. He defines digital sovereignty's crucial role in today’s geopolitical landscape, addressing U.S. governance concerns and the impact on smaller cloud providers. The conversation also highlights ongoing challenges such as cloud repatriation and the need for collaboration among smaller players to create a more equitable cloud market. Frustrations with major providers and regulatory investigations are examined.

Jul 10, 2025 • 46min
Episode 82 – Pivoting from crypto to AI colocation with Core Scientific's Matt Brown
In this episode, we talk to Core Scientific COO Matt Brown about the company’s pivot away from housing cryptomining rigs to hosting GPUs for the likes of AI cloud firm CoreWeave.We talk about the wider crypto market and why the move to AI hosting is becoming so common, the rise of the neoclouds and why they’re willing to work with companies that might not be used to working to Tier III-quality uptime requirements, and Matt’s own experience coming to the crypto space from world of traditional colo.

Jun 12, 2025 • 24min
Episode 81 - Telecom tower opportunities in Africa and the Middle East with Sainesh Vallabh, Helios Towers
In this episode, we talk to Sainesh Vallabh, group chief commercial officer, Helios Towers, about the company’s strategic focus to drive tenants to its mobile tower infrastructure. Sainesh explains the company’s plans for the year, opportunities to look at new markets, and the challenges that Africa and the Middle East present for Helios.