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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

49:29

Bitcoin Has Stockholm Syndrome

Blockspace: A Bitcoin Podcast ·

2025/06/18

Jeremy Rubin joins us to talk about his secretive Miami Bitcoin office building Polybeam bridge and a Bitcoin staking platform, his controversial ideas for redesigning Bitcoin script entirely using RISC-V instead of the current "crappy programming language," his CTV endorsement process and why CAT proposals fell short, plus his theory on optimal soft fork activation timing to avoid holidays and summer vacations.Subscribe to the newsletter! https://newsletter.blockspacemedia.com Notes: • Building

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36:53

All Your Bitcoin Models Are Broken (But Really)

Blockspace: A Bitcoin Podcast ·

2025/06/14

Charlie and Colin break down every major Bitcoin price prediction model and explain why they're all fundamentally flawed. From Plan B's broken stock-to-flow to Giovanni's power law obsession, rainbow charts, and Metcalfe's law - we expose the problems with each approach and introduce Charlie's new "institutional structured bid corridor" theory for this cycle.Subscribe to the newsletter! https://newsletter.blockspacemedia.com NOTES: • Stock-to-flow predicted $1M by 2025 - failed • Rainbow chart

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49:15

The NFT Market is Broken, Here's How To Fix It

Blockspace: A Bitcoin Podcast ·

2025/06/11

Nick, co-founder of Gamma, joins us to talk about the broken NFT market discovery process and how their new platform Signals fixes the ridiculous whitelist system. We dive into Bitcoin ordinals vs traditional NFTs, why inscriptions are superior to off-chain storage, and how auction-style price discovery creates fairer markets for creators and collectors.Subscribe to the newsletter! https://newsletter.blockspacemedia.com Notes: • Tens of thousands of Bitcoin nodes store inscriptions • 2021

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36:51

Bitcoin Has a Wrench Attack Problem

Blockspace: A Bitcoin Podcast ·

2025/06/07

Charlie and Colin dive deep into the dark side of crypto wealth - the rising amount of physical attacks, kidnappings, and torture targeting Bitcoin holders. From the Ledger co-founder's mutilation in France to wild NYC penthouse hostage situations involving crack cocaine and air fryers, they explore real cases and share Jameson Lopp's security wisdom.Subscribe to the newsletter! https://newsletter.blockspacemedia.com **Notes:** • Ledger co-founder kidnapped 2 days, fingers cut • American

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34:39

Bitcoin Jesus 2.0: Saylor Era

Blockspace: A Bitcoin Podcast ·

2025/06/04

Vortex joins us to talk about Bitcoin's unfinished evolution, the critical need for soft fork upgrades like CTV and check sig from stack, parallels between Roger Ver and Michael Saylor's influence, lessons from the block size war, and why technical development can't stop despite growing political resistance within the Bitcoin community.Subscribe to the newsletter! https://newsletter.blockspacemedia.com **Notes:** • Bitcoin at $110,000 feels eerily casual in 2025 • CTV has $500k+ bug bounty with

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37:45

Bitcoin Goes Full "Suitcoiner"

Blockspace: A Bitcoin Podcast ·

2025/05/31

Charlie and Colin record live from Bitcoin 2025 in Las Vegas to discuss VP JD Vance's nuanced Bitcoin takes, the conference's corporate transformation, Lightning Network's 9.7% APR yields, Peter Schiff's surprising Bitcoin NFT sales, conference security issues, and whether Bitcoin has lost its cypherpunk roots to Wall Street suits.Subscribe to the newsletter! https://newsletter.blockspacemedia.com NOTES: • Bitcoin market cap: $2 trillion, $100k+ price • Lightning routing earned 9.7% APR

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77:43

The Bitcoin Attack You Haven't Heard About

Blockspace: A Bitcoin Podcast ·

2025/05/28

PortlandHODL explains Bitcoin's most dangerous vulnerability: poison blocks. These malicious blocks can freeze nodes for 11+ hours on Raspberry Pi devices and 25 minutes on enterprise hardware, creating profitable attack opportunities for miners while exposing how relay policy acts as an accidental guardian of the network. Follow our guests: @PortlandHODL Notes: • Poison Blocks (denial of service) • Raspberry Pi validation: 11 hours for poison blocks • Enterprise hardware: 25 minutes validation

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31:15

The REAL Bitcoin Pizza Day Story

Blockspace: A Bitcoin Podcast ·

2025/05/24

Charlie and Colin reveal the shocking truth about Bitcoin Pizza Day that mainstream media got wrong. Laszlo didn't just spend 10,000 Bitcoin on pizza - he spent nearly 80,000 Bitcoin throughout 2010! We dive deep into how his GPU mining discovery revolutionized Bitcoin, why Satoshi sent him a concerned email, and how this "penance" may have actually saved Bitcoin's decentralization in its early days.**Notes:** • Laszlo spent ~80,000 Bitcoin total on pizza in 2010 • GPU mining was 10x more

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57:20

We Need Bitcoin For State Pensions, Not Treasuries

Blockspace: A Bitcoin Podcast ·

2025/05/21

Storm Rund, President of the Oklahoma Bitcoin Association, joins us to discuss the state of Bitcoin Strategic Reserve bills across the US. Storm breaks down the complex legislative process, explains why many bills fail despite strong support, and compares treasurer vs. pension fund approaches. He introduces the opportunity cost tracker that shows how much money states have lost by rejecting Bitcoin. The conversation concludes with insights on vibe coding, AI productivity, and how these technologies

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28:17

Not Just Coinbase, Everyone’s Leaking Crypto User Data

Blockspace: A Bitcoin Podcast ·

2025/05/17

Today, Janusz joins us to dive into the recent Coinbase customer data breach where overseas support agents were bribed to steal user information. We explore the fundamental vulnerabilities in KYC systems, the rising trend of physical attacks targeting crypto holders, and sophisticated phishing operations. Yanis offers practical alternatives to centralized exchanges and discusses how to maintain privacy while navigating regulatory requirements in the crypto space.Notes: - Coinbase hackers demanded

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43:56

What the Samourai Case Means for the Future of BTC...

Blockspace: A Bitcoin Podcast ·

2025/05/14

Seth for Privacy, VP at Cake Wallet, joins us to discuss the ongoing Samurai Wallet legal case and its implications for Bitcoin privacy. Seth explains how the DOJ's prosecution of Samurai developers threatens the entire crypto privacy landscape, despite FinCEN's admission that self-custodial wallets shouldn't be regulated as money services. He breaks down Bitcoin's current privacy limitations, highlighting promising technologies like Silent Payments and Payjoin V2, while candidly addressing why

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40:10

Bitcoin OP_RETURN Debate Explained

Blockspace: A Bitcoin Podcast ·

2025/05/10

What started as a technical proposal has exploded into community division, with accusations of "destroying Bitcoin" flying around. The hosts break down what OP_RETURN is, why some devs want to increase its size limit, and why others view it as enabling "spam" on the blockchain. At its core, this fight reveals deeper tensions about who controls Bitcoin's future and what the network should be used for.Notes: - OP_RETURN limit currently set at 83 bytes - Proposal would increase limit to ~1

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40:48

Bitcoin Tribalism turns on Core developers

Blockspace: A Bitcoin Podcast ·

2025/05/07

Udi Wertheimer, co-founder of the Taproot Wizards and famous Bitcoin provocateur, joins us to talk about the explosive OP_RETURN debate dividing the Bitcoin community. We dive deep into why Bitcoin Core developers are facing unprecedented backlash, how they've lost touch with newer Bitcoiners, and what Greg Maxwell's sudden reappearance signals about Core's weakening position. Udi offers surprising insights on both sides and proposes solutions for rebuilding trust between developers and the

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35:49

US States FOMO into Bitcoin?

Blockspace: A Bitcoin Podcast ·

2025/05/03

Arizona has taken the lead in the race to establish a strategic Bitcoin reserve, with two bills passing through the legislature and now awaiting the governor's signature. These bills would allow the state to hold and buy Bitcoin and other digital assets with up to 10% allocation. The hosts dissect the different approaches states are taking, from Texas's expert advisory committee structure to New Hampshire and North Carolina's advancing legislation. With 40 strategic Bitcoin reserve bills filed

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71:58

Uncle Sam Wants Your Bitcoin

Blockspace: A Bitcoin Podcast ·

2025/04/30

Author of "The Bitcoin Dollar" Mark Goodwin joins us to discuss how stablecoins may be the US government's strategy to maintain dollar hegemony by yoking Bitcoin to the dollar system. He explains how private stablecoin issuers must buy US treasuries, creating artificial dollar demand while enabling surveillance. Mark argues that while Bitcoin pumps, Bitcoiners must fight to preserve its permissionless nature or risk merely empowering the state rather than creating true freedom for

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45:00

5 Facts You Didn’t Know About Bitcoin!

Blockspace: A Bitcoin Podcast ·

2025/04/26

Charlie and Colin explain 5 things you probably didn’t know about Bitcoin. Satoshi's original Bitcoin client included a poker program. Did you know Bitcoin has an off-by-one error in Bitcoin's difficulty adjustment? We debunk the myth that the 21 million cap is mentioned in the whitepaper and explore three critical inflation bugs that threatened Bitcoin. Lastly, we tell the story of how "Bitcoin Pizza Guy" Laszlo Hanyecz was actually a pioneering contributor to Bitcoin's development and mining

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38:51

Solving the Bitcoin Builder’s Dilemma with Arch Network

Blockspace: A Bitcoin Podcast ·

2025/04/23

Matt and Amine, co-founders of Arch Network, join us to talk about their recent $13M Series A funding round led by Pantera Capital. They explain how Arch differentiates itself from other Bitcoin L2s by enabling programmability on Bitcoin with their custom VM and FROST/ROAST threshold signature schemes. The founders discuss their approach to solving Bitcoin's programming limitations, creating a dynamic validator system that can scale over time, and building applications like DEXs and prediction

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48:26

Are there too many crypto lobbyists in DC?

Blockspace: A Bitcoin Podcast ·

2025/04/20

Charlie and Colin dive into the growing presence of crypto lobbying in Washington, D.C., analyzing CoinDesk's coverage and the staggering $119 million spent by the industry in 2024. They contrast national lobbying orgs like the Bitcoin Policy Institute with state-level players like the Satoshi Action Fund, discussing their roles, motivations, and effectiveness. The hosts also reflect on their own grassroots efforts in Oklahoma, the risks of regulatory capture, and the long-term implications of

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55:12

This Bitcoin OG is Orange Pilling the Bond Market

Blockspace: A Bitcoin Podcast ·

2025/04/16

Pierre Rochard, one of the OG voices in Bitcoin discourse, joins us to discuss his new Bitcoin Bond Company as the continuation of the speculative attack thesis that he wrote about a decade ago. Pierre shares insights on corporate Bitcoin adoption trends, the trade-offs between on-chain transactions vs custodial services, and why he's more open to soft forks than many Bitcoin maximalists. The conversation takes a personal turn when Pierre explains how Bitcoin's shift away from materialism created

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42:18

Bitcoins Biggest Crashes

Blockspace: A Bitcoin Podcast ·

2025/04/12

How do previous Bitcoin crashes compare to this week’s Tariff Troubles? Colin and Charlie analyze Bitcoin's recent 30% drop from $109K to $76K in context of previous market crashes. We compare the COVID crash of 2020, the Terra/Luna collapse of 2022, and the FTX insolvency that same year. They discuss how market sentiment differed between crashes despite similar percentage drops, explore how "exogenous" vs "endogenous" factors affected recovery, and debate whether Bitcoin behaves as a risk-on or

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181 results

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