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PODCAST

Blockspace: A Bitcoin Podcast

Blockspace Media

Bitcoin conversations from the deep end, covering markets, tech, compute, and culture from hosts Charlie Spears and Colin Harper. Three episodes per week, on all podcast players, Yahoo Finance, CoinDesk and more. Drop us a listen and review!

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All Episodes

51:39

ENERGY: America’s Nuclear Revival is Here w/ Dr. Hash...

Blockspace: A Bitcoin Podcast ·

2026/03/03

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Welcome back to The Blockspace Podcast! Today, Dr. Hashem Hashemian, President of the American Nuclear Society and CEO of AMS, joins us to talk about the massive resurgence of nuclear energy in the United States. We dive into the shift from decommissioning plants to life-extensions of up to 100 years, the

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62:42

Block’s Layoffs, Magic Eden Drops BTC + ETH, MARA...

Blockspace: A Bitcoin Podcast ·

2026/02/28

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Welcome back to The Blockspace Podcast! Today, Charlie and Colin cover the Block’s 40% workforce reduction and why the stock ripped 20% on the news. We also dive into the bitcoin mining conditions that are driving hashprice to all-time lows, Blockspace’s scoop that Magic Eden is sunsetting its Bitcoin Ordinals

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62:25

MINING: Inside Tether’s 50 EH/s Mining Empire w/...

Blockspace: A Bitcoin Podcast ·

2026/02/26

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Welcome back to The Blockspace Podcast! Today, Rapha Zagury, CEO of Elektron, joins us to talk about the company’s management of Tether's massive 50 EH/s bitcoin mining portfolio. Rapha breaks down Elektron and Tether’s partnership, the incipient market bifurcation between AI/HPC and Bitcoin mining, and why he

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0:58

Welcome to Blockspace, an emerging tech podcast on...

Blockspace: A Bitcoin Podcast ·

2026/02/24

Join hosts Charlie Spears and Colin Harper for weekly insights, stories, and interviews in Bitcoin, AI/HPC and more. With 3 shows per week, we'll fill you up on what's actually happening in the world of emerging tech assets. If you're an investor in public data centers, mining companies, or bitcoin, this is the show for you. Learn more about your ad choices. Visit megaphone.fm/adchoices

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52:04

MARKETS: The Real Story Behind NAKA’s BTC Inc...

Blockspace: A Bitcoin Podcast ·

2026/02/24

Amanda Fabiano, former Head of Mining at Galaxy and now with Nakamoto, joins us to talk about the shift from Bitcoin mining to building diversified Bitcoin operating businesses. Why the "HODL-only" strategy is evolving for Nasdaq-listed companies, the importance of recurring revenue, and how NAKA is positioning itself as a leader in the next phase of the Bitcoin financial infrastructure. Subscribe to the newsletter! https://newsletter.blockspacemedia.com Notes: • Strategy focused on recurring

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47:35

Wall Street Just Gave Your Bitcoin Bonds A (BBB)...

Blockspace: A Bitcoin Podcast ·

2026/02/21

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Matt from CoinShares, Kaan from Luxor, and Jay from Lygos join us to talk about the massive 14.7% Bitcoin difficulty adjustment and the impact of the recent Arctic blast on North American miners. We dive deep into Luxor's 21-month mining analysis, showing why hedging has outperformed spot mining since the 2024

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30:11

The Shortest Bear Market Ever w/ Matt Hougan of Bitwise

Blockspace: A Bitcoin Podcast ·

2026/02/19

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Matt Hougan, CIO of Bitwise, joins us to talk about the current state of the crypto winter and when the bottom is finally in. We explore the digital gold narrative, explaining why central bank buying—not debasement—drove gold’s recent surge. Matt details the institutional vs. retail divide, the impact of Fed

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58:44

Big Oil Wants Dollars, Not Bitcoin w/ Chris Alfano

Blockspace: A Bitcoin Podcast ·

2026/02/17

Chris Alfano, CEO of 360 Energy, joins us to talk about the integration of Bitcoin mining and oil & gas. We discuss the recent investment from Halliburton and what it signals for the industry. Chris explains why major oil companies prefer giving away waste gas for free over taking hash price exposure, the technical challenges of dirty fuel gas, and the shift from individual wellheads to large-scale pipeline deployments.Subscribe to the newsletter! https://newsletter.blockspacemedia.com Notes: *

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49:40

Bitdeer's Clarington Lawsuit, $IREN's MSCI Index...

Blockspace: A Bitcoin Podcast ·

2026/02/14

Colin and Charlie join us to talk about a wild week in Bitcoin. We dive into the $16,000 price "puke" and whether we've hit a local bottom, explore Bitdeer's legal snag at their Ohio AI flagship site, and discuss IREN's inclusion in the MSCI USA index. We also break down the historic six-out-of-seven negative difficulty adjustments—the first since 2011—and tackle the "ontology of time" and quantum resistance.Subscribe to the newsletter! https://newsletter.blockspacemedia.com Notes: * Bitcoin

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53:22

What Bitcoin Miners Need to do to Survive w/ Tom Masiero

Blockspace: A Bitcoin Podcast ·

2026/02/12

Get your tickets to OPNEXT 2026 before prices increase! Join us on April 16 in NYC for technical discussions, investor talks, and intimate conversation with the brightest minds in Bitcoin.Welcome back to The Blockspace Podcast! Today, Tom Masiero, Head of Strategy at Cathedra joins us to talk about the structural shifts pushing bitcoin miners toward AI and HPC services. We explore why this migration mirrors the 2021 China mining ban, the hidden opportunities for smaller operators, and why

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53:41

BITCOIN: What Epstein’s Bitcoin Investments Really...

Blockspace: A Bitcoin Podcast ·

2026/02/10

Subscribe to the Blockspace newsletter!Welcome back to The Blockspace Podcast! Today, veteran Bitcoin journalist Kyle Torpey joins us to talk about the explosive revelations for Bitcoin in the latest Epstein files. We explore Epstein's $3M stake in Coinbase and his intriguing meetings with the architect of the Bitlicense, Ben Lawsky. Kyle debunks conspiracy theories about Epstein hijacking Bitcoin Core and explains the real influence Epstein had on early startups and protocol development. We

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19:09

Quantum: The Next Battleground For Bitcoin

Blockspace: A Bitcoin Podcast ·

2026/02/07

Brandon Black, Alex Pruden, Nic Carter, and GG join us to talk about whether Bitcoin is prepared for the quantum era. We explore the technical divide between developers who see quantum as a distant concern and investors who fear an unaddressed existential risk. From the Factor 21 meme to the trade-offs of post-quantum signatures like Sphinx and SLH-DSA, we break down the spicy debate that could lead to Bitcoin's most heated internal battle yet and what it means for the future of the

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37:18

Bitcoin Craters, French Gov't Challenge MARA...

Blockspace: A Bitcoin Podcast ·

2026/02/06

Charlie, Colin, and Matt join us to talk about Bitcoin's brutal 50% drawdown and the resulting 13% difficulty adjustment. We dive into the geopolitical tension in France over Mara’s data center acquisition and Tether’s strategic move into Anchorage Digital. We also break down the massive $2 billion debt offering from Cipher Mining that was 6x oversubscribed and TeraWulf's 1.5GW power grab. Whether it's hash price hitting record lows or institutional funds unwinding, we’ve got the pulse on the

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56:35

MARKETS: What’s Really Driving Bitcoin’s Price w/...

Blockspace: A Bitcoin Podcast ·

2026/02/03

Subscribe to the Blockspace newsletter!Welcome back to The Blockspace Podcast! Today, CleanSpark's VP of Digital Asset Management Rory Murray joins us to talk about the latest macro shocks hitting the market and how they are driving bitcoin’s price. Rory breaks down how the options market may have been weighing on bitcoin’s price in Q4, and how the options market has changed bitcoin’s market. We also dive into the six sigma move in Japanese rates, the unraveling of the yen carry trade, and how

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67:25

How North Korean Hackers Stole $300M+ Via Telegram w/...

Blockspace: A Bitcoin Podcast ·

2026/01/31

Subscribe to the Blockspace newsletter!Welcome back to The Blockspace Podcast! Today, Taylor Monahan, a security lead at MetaMask, joins us to talk about a highly sophisticated $300M phishing attack linked to North Korea’s Lazarus Group. Taylor shares how the Lazarus Group hijacks Telegram accounts to lure victims into fake Zoom meetings and download a Trojan horse malware program. We break down the hackers’ strategy, how the malware works, which wallet types are most vulnerable to theft, and what

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34:12

MARKETS: Understanding Thursday’s Market Meltdown

Blockspace: A Bitcoin Podcast ·

2026/01/30

Subscribe to the Blockspace newsletter!Welcome back to The Blockspace Podcast! In lieu of a news roundup today, we recap Thursday’s market chaos, in which gold shed Bitcoin’s entire market cap in a single morning. We unpack Microsoft's historic 10% drop despite an earnings beat and contrast it with Meta's rally. Are we looking at a systemic liquidity shock or a one-off deleveraging event? We break down the charts, from credit spreads to the VIX, and examine the canaries in the coal mine that

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33:59

ENERGY: Understanding ERCOT’s Massive Overhaul w/ Tom...

Blockspace: A Bitcoin Podcast ·

2026/01/27

Subscribe to the Blockspace newsletter!Welcome back to The Blockspace Podcast! Today, Tom Kleckner, a veteran energy correspondent at RTO Insider, joins us to talk about how ERCOT is overhauling the Texas grid to handle the unprecedented AI boom. We dive into the massive 233GW interconnection queue, the impact of Senate Bill 6 on transmission costs, and new reliability measures like DRRS. Tom breaks down the "batch process" for large loads and whether Bitcoin miners or AI data centers are better

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22:41

TECH: How Bitcoin engineers are solving the quantum risk

Blockspace: A Bitcoin Podcast ·

2026/01/24

Tackling the technical battle to protect Bitcoin from quantum computers. We explore why quantum-resistant signatures are up to 100x larger than current ones and the impact this has on block space and fees. From lattice-based math to STARK-based compression, Charlie breaks down the leading proposals like BIP 360 and BIP 347. We also calculate the "migration" timeline—how long it would actually take to move every Bitcoin to a safe address before "Q-Day" arrives. Subscribe to the newsletter

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29:39

NEWS: BitGo’s $2 Billion IPO, OpenAI’s Data Center...

Blockspace: A Bitcoin Podcast ·

2026/01/23

Subscribe to all things Blockspace: Podcast, Newsletter, EventsWelcome back to The Blockspace Podcast! Today, Charlie and Will to talk about a massive week in markets and compute. We break down BitGo’s $2.1 billion IPO valuation and why the New York Stock Exchange’s move toward tokenized securities and instant settlement is a game changer for TradFi. The duo also discusses Blockspace’s acquisition of Bitcoin Layers, Zebedee’s $40M Series C, and the controversial exit of the Farcaster founding

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66:46

COMPUTE: Inside China’s Control of the Critical...

Blockspace: A Bitcoin Podcast ·

2026/01/20

Welcome back to The Blockspace Podcast! Today, Craig Tindale, macro investor and former manufacturing consultant, joins us to talk about the critical mineral shortage and multi-trillion dollar problem facing the US data center, energy, and defense sectors. We dive into his "Critical Mineral Thesis," exploring how China secured 80-90% of the world's critical mineral refining capacity. Craig explains the "midstream matrix," the looming 25,000-tonne silver deficit, and why the US is like a "turtle on

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