Blockspace: A Bitcoin Podcast
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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CULTURE: How to Protect Yourself from a Crypto Kidnapping
<p>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.</p> <p>Chris Seedor of Seedor & Bitsurance joins us to talk about the rising threat of physical "wrench attacks" and advanced Bitcoin self-custody. We discuss the 70% spike in violence against BTC owners, using Miniscript for time-locked security, and how AI-driven phishing is bypassing video IDs. Chris explains why simple seed phrases are high-risk and how protocol changes like covenants could revolutionize reactive security for all holders.</p> <p><br></p> <p>...
ENERGY: America’s Nuclear Revival is Here w/ Dr. Hash Hashemian
<p>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.</p> <p><br></p> <p>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 economic impact of AI and data centers on power demand, and the $12 billion investment flowing into...
NEWS: Block’s Layoffs, Magic Eden Drops BTC + ETH, MARA Gets Serious on AI, Jane Street’s Lawsuit
<p>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.</p> <p><br></p> <p>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 marketplace, MARA’s latest AI partnership, and the Terra/Luna lawsuit against Jane Street. Plus, Luxor’s Michae...
MINING: Inside Tether’s 50 EH/s Mining Empire w/ Elektron's Rapha Zagury
<p>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.</p> <p><br></p> <p>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 believes progress is directly correlated with energy use. We dive into the legal origins of Elektron, the...
Welcome to Blockspace, an emerging tech podcast on AI/HPC, Bitcoin and more!
<p>Join hosts Charlie Spears and Colin Harper for weekly insights, stories, and interviews in Bitcoin, AI/HPC and more. </p> <p>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.</p><p> </p><p>Learn more about your ad choices. Visit megaphone.fm/adchoices</p>
MARKETS: The Real Story Behind NAKA’s BTC Inc Transaction
<p>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.</p> <p>Subscribe to the newsletter! https://newsletter.blockspacemedia.com</p> <p>Notes:</p> <p>• Strategy focused on recurring revenue models.</p> <p>• Transition from mining to operating businesses.</p> <p>• Shift toward diversified crypto business models.</p> <p>• Market a...
NEWS: Wall Street Just Gave Your Bitcoin Bonds A (BBB) Triple B Rating
<p>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.</p> <p>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 halving. Finally, we discuss Ledn's historic Triple B-rated Bitcoin-backed bond and how institutional investors are beginning to view Bitcoin as...
MARKETS: The Shortest Bear Market Ever w/ Matt Hougan of Bitwise
<p>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.</p> <p>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 Chair Kevin Warsh, and the looming debate over Bitcoin’s security budget. Plus, we tackle the quantum...
MINING: Big Oil Wants Dollars, Not Bitcoin w/ Chris Alfano
<p>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.</p> <p>Subscribe to the newsletter! https://newsletter.blockspacemedia.com</p> <p>Notes:</p> <p>* Hash price hit all-time low of $29/PH/day.</p> <p>* China ban cut 80% of global hash rate.<...
NEWS: Bitdeer's Clarington Lawsuit, $IREN's MSCI Index Listing, and Bitcoin's Quantum Step
<p>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 lost $16,000 within 12 hours last week. * BTC saw a historic 21% daily price drawdown. * Bitdeer's Ohio site has 570MW allocated. * 6 of last 7 difficulty adjustments were...
