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This podcast has
83 episodes
Explicit
No
Date created
2025/03/24
Latest episode
2026/09/25
Average duration
95 min.
Release period
10 days
Description
PBJ is a weekly live show recorded at Presidio Bitcoin about open money and open intelligence. Join David King, Steve Lee, and Max Webster, longtime open technology advocates with deep roots in Silicon Valley, as they swap knowledge, challenge assumptions, and joust about the big questions of the day.
Podcast episodes
Check latest episodes from PBJ podcast
Block Brings Bitcoin to x402, Open USD Enters the Race, Trump Renames AI
2026/09/25
0:00 - PBJ growth, consistency, and staying ad-free
12:42 - Why PBJ changed its tagline
15:00 - AI agents the users bitcoin was waiting for
18:36 - How x402 added bitcoin and Lightning support
32:44 - Getting agents and merchants to choose bitcoin
48:26 - Open USD and the new stablecoin power structure
58:47 - Meta, Muse, and who controls agent payments
1:02:25 - Why pitch Lightning instead of bitcoin
1:09:12 - Will agents further centralize the internet?
1:14:02 - Mesh LLM: peer-to-peer inference with bitcoin payments
1:19:02 - Could Signal use Mesh LLM for private AI?
1:25:01 - Bitcoin-style incentives for a decentralized compute market
1:28:45 - Should the internet distinguish humans from agents?
1:35:06 - The emerging permissionless web stack (Nostr Blossom)
1:37:43 - Trump’s “super intelligence” rebrand and AI policy
SHOW NOTES:
x402: https://block.xyz/inside/block-joins-the-x402-foundation-to-advance-open-agentic-commerce
Open USD: https://x.com/openstandard/status/2103152613634293959
Radar: https://radar.particle.pro/
Grokbot and Muse Take Agents Mainstream, Bitcoin’s Agent Moment, Dario vs Jensen on AI Pacing
2026/09/18
0:00 - How Buzz and GrokBot changed PBJ show prep
9:15 - Building a bitcoin-native agent with GrokBot
17:16 - Why agents will need bitcoin
19:08 - Integrating bitcoin payments into Mesh LLM
23:22 - Bitcoin vs stablecoins for agent payments (bitcoin's edge)
34:52 - Designing online services for agents
37:44 - Using GrokBot: building, personal assistant, convenience and security tradeoffs
43:39 - Passwords, 2FA and credentials for agents
56:55 - Why AI needs a new peer-to-peer internet
1:02:16 - Defining AGI, ASI and autonomous agency
1:05:50 - Who is liable for runaway agents?
1:16:28 - Can regulation keep up with frontier AI?
1:25:43 - AI hacking and the questions of agency and autonomy
1:31:01 - Spiral’s open-source AI film and interactive media ideas
SHOW NOTES:
https://meshllm.cloud/
Blockstream Liquid's $320M Hack, Open Source AI Summit Takeaways, Vora Reveal
2026/09/11
0:00 - Special Thursday PBJ
0:59 - How Blockstream Liquid works and how it was hacked
6:57 - The strange (extortionate?) “white hat” twist
10:45 - AI security scanning and Liquid’s 'fix' that made things worse
12:50 - What the Liquid hack reveals about federations and custody
20:07 - How Blockstream plans to make Liquid users whole
26:08 - Open Source AI Summit takeaways
31:30 - Anthropic and the threat to open-source AI
39:51 - Open protocols for agents, identity and memory
43:32 - Vora reveals stunning private, local AI hardware
SHOW NOTES:
https://opensourceaisummit.org/
https://vora.io/
Nvidia Bets Big on Open-Source AI, AI Finds Core Lightning Bugs, Aluminum-Powered Data Centers
2026/08/28
0:00 - Opening banter
0:40 - PBJ Topic Explorer
7:34 - Particle Radar brings AI search for the world’s podcasts
12:35 - Voya Energy's new approach to metal fuels for storage
23:25 - Nvidia doubles down on open-source AI (Hugging Face acquisition)
35:45 - Using GrokBot for long-horizon research
41:54 - Giving agents long-running goals
46:59 - New security risks and attack surfaces from trusting other agents
53:09 - Is Twitter or Cursor’s data more valuable?
1:03:50 - AI security investigations are getting harder
1:06:55 - Core Lightning vulnerabilities and disclosure dilemma
1:18:35 - How far ahead are frontier AI models?
1:23:36 - Building a market for cheap, spare compute
1:30:30 - Darkbloom’s decentralized (Mac) inference network
SHOW NOTES:
PBJ Topic Explorer: https://pbarchive.ai/topics/
Voya Energy: https://www.voya.energy/news/voya-energy-unveils-a-new-metal-fuels-energy-system-closes-35-million-series-a
Darkbloom: https://www.darkbloom.dev/
BlackRock's New Case for Bitcoin, Stripe Buys OpenRouter, David Sacks at PB
2026/08/21
0:00 - What's behind bitcoin's rally?
8:33 - Open Source AI Summit and questions for David Sacks
18:00 - Berd and Block’s growing stack of open-source AI agents
22:30 - Alby's TaskFuel simplifying payments for agents
30:14 - The missing credential layer for agents
36:46 - Making sense of Stripe’s OpenRouter acquisition
48:02 - What's OpenRouter’s moat?
52:50 - Apple, OpenAI and the battle for user intent
57:46 - Making the internet infinitely programmable
1:07:47 - BlackRock's new case for bitcoin
1:21:03 - What causes bitcoin’s four-year cycle?
1:26:25 - Strategy's notable resilience
1:30:49 - Is bitcoin becoming more centralized and how best to measure it?
SHOW NOTES:
https://opensourceaisummit.org/
https://www.blackrock.com/us/financial-professionals/literature/whitepaper/re-underwriting-bitcoin.pdf
Bitcoin Security after COLDCARD, PB Media Archive Launch, Announcing the Type II Summit
2026/08/07
0:00 - Last week’s breakout episode
1:36 - Bitcoin, AI and energy are starting to converge
12:06 - Announcing the Type II Summit
15:05 - Panthalassa and offshore compute
17:30 - Introducing the PB Media Archive (pbarchive.ai)
22:15 - Reexamining podcast accountability and ad incentives post-COLDCARD
34:55 - The BTCPay Server exploit (happening in real time)
36:11 - No software project should assume it’s safe
41:20 - Why closed source won’t protect software from AI (OpenAI–Hugging Face incident)
53:40 - Project Loupe’s approach to AI security scanning & learnings
1:01:30 - The push to get early AI access for bitcoin developers
1:06:30 - How the COLDCARD incident has rallied bitcoin security (e.g., Bitcoin Red Team)
1:13:00 - The hidden risks of DIY bitcoin entropy
1:21:50 - Was the COLDCARD hack an inside job?
1:28:24 - Rethinking responsible disclosure in the AI era
1:35:12 - How vulnerable is the Lightning Network to AI?
1:37:25 - Will agents choose bitcoin or create something new?
1:42:45 - White-hat hacking, recovery and property rights
1:54:48 - Spiral’s idea for a neutral protocol for multi-vendor wallet security
SHOW NOTES:
PB Media Archive: https://pbarchive.ai/
COLDCARD PBJ: https://youtube.com/live/cSXOmwI38Jo?feature=share
The COLDCARD Hack and Future of Self-Custody
2026/07/31
0:00 - The COLDCARD hack: bitcoin’s worst security incident ever?
4:30 - What happened and how thefts were identified
7:04 - The random-number failure behind the hack
13:24 - The right way to generate wallet entropy (i.e., dice rolls)
20:45 - Who is affected and what users should do
31:43 - Custody options and why diversification matters
37:37 - The source-license change behind the COLDCARD bug
40:33 - How AI changes open-source security audits
52:30 - How the community can limit further theft
59:56 - Why patches cannot fix keys and recovering stolen bitcoin
1:10:37 - Does AI strengthen the case for custodians?
1:16:30 - Future of self-custody
1:21:43 - Evaluating Bitkey, Ledger, Trezor and multisig post-COLDCARD
1:31:04 - ETFs, custodians and new transparency standards
SHOW NOTES:
PBJ custody survey episode: https://www.youtube.com/watch?v=OSanv5Z-DA4
Block COLDCARD blog post: https://engineering.block.xyz/blog/predictable-rng-fallback-and-32-bit-reseed-in-coldcard-firmware
Bitcoin Security Consortium, Buzz Launches, Wavelength Brings Bitcoin to Any App
2026/07/24
0:00 - Opening banter, Nostr momentum & voice-first computing
7:21 - Presidio Bitcoin’s visiting member program
10:30 - Bitcoin Security Consortium: quantum preparedness, tradeoffs & independent funding
26:07 - Buzz launches to strong early adoption
35:53 - Buzz’s Nostr architecture and user-owned identity
48:28 - Can Anthropic or OpenAI copy Buzz?
53:24 - Buzz onboarding, local agents & security tradeoffs
1:03:37 - Learning through shared agents and 15-minute hackathons
1:07:54 - Mesh LLM and bitcoin-powered agent onboarding
1:18:52 - Wavelength and the growing Ark ecosystem
1:27:08 - Foundry’s BIP 110 vote and Stratum V2
1:37:20 - Nostr web of trust for humans and agents
1:41:10 - DK's treasure hunt progress and AI-assisted mysteries
Kimi K3 and the Open-Weight Race, AI Treasure Hunting, Bitcoin Falls Further Behind Gold
2026/07/17
0:00 Making music with AI and the limits of today’s models
3:21 - Latent spaces & the future of creativity
8:04 - Will AI surpass human curiosity?
12:54 - Using AI to rediscover the ancient past
18:23 - How AI is transforming real-world treasure hunting
33:09 - Using Buzz and agents to solve unsolved mysteries
42:32 - Project Loupe’s early success and who should it scan next?
48:07 - Which projects deserve Loupe's audits?
1:08:20 - What Stripe could gain by acquiring PayPal
1:09:56 - Bitcoin’s worsening performance against gold
1:15:51 - Kimi K3, the open-weight AI race, and what it means for frontier AI labs
Goose Development Kit, Spiral Expands Into AI, Can Bitcoin Names Scale?
2026/07/10
0:00 - World Cup fallout and opening banter
5:23 - Goose Development Kit (GDK) week at Presidio Bitcoin
9:29 - Why Spiral is expanding into AI & how it helps bitcoin
19:01 - GDK’s near-term roadmap and Mesh LLM
25:52 - Combining open and frontier AI models
33:20 - Preventing data leaks between AI models
38:02 - Anthropic's possible window into how AI models think
42:24 - How Goose connects apps, agents, and models
47:36 - Subscription pricing versus open agent ecosystems
54:37 - Can bitcoin support a global naming system? (the data-availability challenge)
1:03:10 - Who decides which bitcoin name is valid?
1:11:48 - Merkle batching and the hidden-name problem
1:21:00 - Can auctions work if the data stays hidden?
1:29:00 - Applying bitcoin’s peer-to-peer model to names
1:32:53 - Should bitcoin names use its own blockchain?
SHOW NOTES:
Goose: https://goose-docs.ai/
Spiral: https://spiral.xyz/
Spiral x AI announcement substack: https://spiralxyz.substack.com/p/spiral-x-goose-the-best-is-yet-to
Presidio Bitcoin GDK event recording: https://www.youtube.com/watch?v=m7NGzb8m0nk
Open Source AI with Goose & Buzz, New OUSD Stablecoin, Fable 5 is Back
2026/07/03
0:00 Summer camp. Teaching DK what the World Cup is. Steve visits the PBJ Remote studio.
13:52 What is Goose & the alpha of what's to come with open source AI
20:40 The kinds of things Goose Development Kit enables
33:10 Come and meet the Goose team at PB next Wednesday!
39:26 DK's experience using Buzz as a great example of the ACP standard and using Nostr
54:22 Steve's take on how Buzz changes open source software development
1:04:46 Max's Claude pilling moment, and it becoming more paternalistic over time
1:10:05 Compute constraints causing strange market dynamics
1:13:03 OUSD Stablecoin and its effects on Circle, Tether, and the broader market
1:27:58 Quick comment on Strategy, MSTR & STRC, and its long-term outlook
SHOW NOTES
Join us on Jamchat.fun
Announcing PB's Open Source AI Summit, Bitcoin Forks, Running Local AI Recap
2026/06/19
0:00 World Cup chatter, DK searching for sports on Google, Good times on Jamchat.Fun
6:05 Recap of the Local AI Builder last night here at Presidio Bitcoin. Tom's local AI setup and how he's using it.
15:05 A watershed moment when Fable received export control from the US government
20:12 Is this like the Satoshi moment for banking in 2008 for AI in 2026?
28:23 Presidio Bitcoin's Open Source AI Summit this September!
36:25 Do you still have a business if everything is built on an AI platform? What's the moat?
40:25 Takes on SpaceX as an AI company post-Cursor buy. Launch is still unique.
47:12 Elon says regulation is the hurdle to getting more solar on Earth, which is why he's going to space
50:56 Bitcoin Forks, working on Bitcoin Core, and how updates happen
1:06:22 What is the timeline for these activities?
1:12:20 Touching on Drive Chain, Quantum, BIP 110, & BIP 361
1:18:42 What is the Paul Sztorc eCash hard fork? First one in 9 years?
1:23:53 Illinois signed into law a transfer tax for digital asset moves like Bitcoin
1:28:15 US Sovereign Wealth Fund buying, or taking, AI company equity as they did with Intel?
SHOW NOTES:
https://opensourceaisummit.org/
https://tomtunguz.com/
Anthropic's Fable Drama, Personhood for AI, Bark Launches on Mainnet
2026/06/12
0:00 We keep getting requests to talk about basketball. What about the World Cup?
7:40 The future of livestreaming is https://jamchat.fun/
15:30 Unveiling Buzz, an open source project, for AI native communications built on Nostr
25:26 Bitcoin is open source money, Nostr is open source identity
31:13 To summarize, Buzz brings together agents to collaborate; multiplayer & multiagent workflows
36:11 Extending Buzz functionality with a Lexe wallet integration for bitcoin payments
40:30 What is the future of the corporate structure with autonomous agents and AI personhood?
53:29 Anthropic's Fable 5 drama, what is going on?
1:00:25 What is the best approach for AI deployment?
1:07:34 We're most excited about really good open models & layers coming to the market
1:09:52 Bark launches on mainnet as a bitcoin layer 2, and comparing it to Lightning
1:21:44 Will interoperable decentralized money matter more to agents than humans?
1:26:55 Feedback from last show, Surge uses USDC on Base, and what is the Ethereum vs. Base value proposition?
SHOW NOTES:
Max's Article on Nostr Identity
https://www.hivemind.vc/identity
USDC on Cash App, Wand Launch, Surge, and the Zcash Crash
2026/06/05
00:00 Welcome back (we missed a week)
00:56 The Cash App Wand: tap-to-pay NFC device that sold out in 10 hours
09:07 Surge: a self-custody, no-KYC bitcoin-backed credit line
16:07 The Taproot design and how Surge uses it
21:28 How Surge tackles the oracle & liquidation problem
28:08 Base/Ethereum dependence, MPC & the signer network (Surge's lender side)
37:34 Borrowing against your bitcoin to buy AI stocks instead of selling
38:41 Cash App's USDC integration
51:14 Living design docs, AI-native shows & project constitutions
54:24 Is AI sucking liquidity out of bitcoin?
1:00:00 The IPO wave and the AI bubble debate
1:06:00 The Zcash crash: Opus uncovers an inflation bug
1:07:55 Privacy vs. auditable supply, and why this can't happen to bitcoin
1:11:19 Turnstiles & Orchard: can Zcash actually recover?
1:14:22 AI vs. software security & Spiral's Project Loupe
1:23:40 Cloudflare: AI agents overtake humans in web requests
1:27:32 Wrap-up & teasers (Spiral's AI work, NVIDIA, Sprout)
MSTR/STRC Outlook, Bitcoin's Security Budget & AI, Evaluating the Nation-State Threat
2026/05/22
0:00 Getting off Twitter, losing passwords, and staying up to date with Stackernews
4:30 Why we find the Strategy conversation interesting, and we will still cover basketball
7:11 Can MSTR blow up? Unpacking the claim that Saylor is a new SBF
13:34 What are the outcomes and probabilities of Bitcoin and MSTR's future
21:00 How much does bitcoin need to grow to support MSTR's credit products?
25:00 Is the biggest risk Coinbase and its custodians or esoteric DeFi demand?
32:15 What's the investment thesis of holding MSTR vs STRC?
41:40 Finding new products from the synthesis of old concepts
45:41 Using Proof of Work for hot tubs creates a security issue?
55:55 Bigger picture and putting into context the security budget for bitcoin
1:05:27 Is this a design flaw of bitcoin?
1:11:40 Underlying issue is we don't know what the annual security budget should be.
1:21:00 What are the attack vectors to Bitcoin from a non-economic actor, like a nation-state?
SHOW NOTES:
Transaction Fee Paper (Budish, 2024)
https://socialsciences.uchicago.edu/sites/default/files/2024-09/Economic%20Limits%20Crypto%20Blockchains%20-%20QJE%20Sept%202024.pdf