Bitcoin Takeover Podcast

Jameson Lopp, popular cypherpunk and and advocate for anarcho-capitalism, makes his Bitcoin Takeover podcast debut to talk about his work at Casa, self-custody, his views on Bitcoin maximalism, and why it's important to test your backup devices.

Fadi Barbàra is a researcher from the University of Turin who works on Bitcoin privacy. His new project, DMix, promises to offer better privacy than CoinJoins by integrating a pre-mix transaction that makes use of Taproot multisigs. Fadi's background and introduction (00:02:11) Discussion about Fadi Barbara's work on DMix and Bitcoin privacy, his research in Turin at a state-funded university, and his journey into Bitcoin. Explanation of DMix and how it works (00:10:13) Overview of DMix as a two-transaction protocol, the use of CoinJoin in the second transaction, and the three-phase process of the mix. The transaction threshold signature (00:14:40) Explanation of how transaction threshold signatures work and the difference between a multisig and an aggregated signature. The goal of DMix (00:18:53) Comparison between DMix and other coinjoin protocols, with a focus on the goal of removing the need for a coordinator or centralization. Scalability and the limit of mixes (00:26:49) Discussion on the technical limit of mixes based on transaction size, the trade-off between decentralization and popularity, and the potential for larger transaction sizes. Dmix as a privacy facilitator (00:29:44) Discussion on how the mix in DMix improves privacy by creating unlinkability and the trade-off between privacy and protocol rules. Incentivizing participation in the mixing system (00:33:39) Exploration of the research phase regarding financial incentives for users to keep their coins in the mixing system and the importance of liquidity. Toxic change and its elimination in DMix (00:38:23) Explanation of how DMix handles toxic change by creating a greatest common divisor of the coins being exchanged, ensuring no toxic output in the final mix transaction. Address Reuse and Blockchain Privacy (00:43:18) Fadi Barbara discusses the importance of address reuse in blockchain privacy and the ongoing study of address reuse on the blockchain. Trust in DMix and Anonymity Set (00:45:42) Fadi addresses the issue of trust in DMix and the potential risk of participants belonging to chain analysis. He also discusses the use of multi-party computation to enhance privacy. DMix in Closed and Open Settings (00:50:57) The speaker discusses the suitability of DMix in closed settings, such as exchanges, and the ongoing efforts to make it suitable for open settings where anyone can participate. The proposed soft forks and Drivechains (00:57:04) Discussion about the potential solutions to Bitcoin's privacy problems through proposed soft forks and Drivechains. Controversy between Wasabi and Samourai wallet (00:58:20) Exploration of the differences and opinions on Wasabi and Samourai, their strengths, weaknesses, and potential for improvement. Statechains and coin swap idea (01:03:26) Evaluation of the concept of statechains and coin swap as a method of transferring ownership of coins without on-chain transactions, including the benefits and challenges associated with the approach. Using DMX in conjunction with existing solutions like CoinJoin or CoinSwap (01:11:35) Vlad asks Fadi if DMix can be used alongside other privacy solutions or if it is meant to replace them. Confidential transactions and the need for soft or hard forks (01:12:26) Fadi Barbara discusses how confidential transactions, which require changes at the protocol level, are necessary for achieving better privacy. He also mentions that the Elements project is currently testing these features. How listeners can help and contribute to the development of DMix (01:20:08) Vlad asks Fadi Barbara how listeners can support the development of DMix, including spreading the word, donating, and providing criticism and feedback.

Martin Habovštiak is a cypherpunk from Slovakia, best known for contributing with code to many open source Bitcoin projects (Electrum Rust, BTCPay, Bitcoin Core, LND, Phoenix Wallet). He also co-founded Paralelna Polis in Bratislava & coded Firefish.

Mike in Space is the creator of STAMPs: a protocol which inserts permanent data into Bitcoin blocks. STAMPs are mostly used to immortalize art on Bitcoin, but this use case is so heavily criticized by some community members that they call it an attack.

Ben Arc is one of the most prolific builders in Bitcoin. He created LNBits – a simple Lightning wallet project which seeks to be the Wordpress of Bitcoin thanks to its modularity and openness to plugins. Ben is also one of the founding fathers of Nostr. The birth of Nostr [00:01:31] Ben Arc discusses the origins of Nostr and how Fiatjaf came up with the name. He also mentions why the project has potential. Exploring music sharing on Nostr [00:03:12] Ben Arc expresses interest in building a music sharing platform on Nostr and discusses the modularity of NIPs. Expanding the use of Nostr [00:07:19] Ben Arc talks about the potential applications of Nostr beyond Twitter, including decentralized social networks and platforms like LocalBitcoins. The power of realness [00:10:14] Discussion on how people who speak authentically and outrageously, like Donald Trump, gain extra power on social media platforms. The future of bitcoin privacy [00:11:02] Promotion of Wasabi Wallet as the most advanced and widely used bitcoin privacy wallet. The development of Nostr [00:11:58] Exploration of the origins of Nostr as an extension for LN Bits and its potential for trustless commerce. [00:19:49] Ben Arc explains how the switch project can be used in different machines and devices, such as slap machines, vending machines, lights, coffee machines, and beer taps. [00:21:18] "Exploring incentivization in video streaming". Vlad mentions recent TikTok videos where users get paid in tokens for reacting to emojis, and Ben Arc talks about their own experience with incentivizing donations through physical devices on the Bitcoin Group show. [00:21:46] "Potential applications of technology in the sex industry" Ben expresses interest in developing camming solutions with Bitcoin for the sex industry, highlighting the field's potential for using Bitcoin and the need for more outreach and development in that area. The wallet account system [00:29:32] Discussion about the need for a wallet account system with its own API keys and the convenience of having all functionalities in one place. The process of building and discovering new ideas [00:30:33] Exploration of the importance of hands-on building and experimentation in generating new ideas and solving problems. Monetizing through premium extensions [00:33:32] Explanation of the potential monetization strategy for LNBits through premium extensions and the example of WordPress.com's approach. The cover and distribution of the BTCTKVR magazine [00:39:07] Vlad discusses the various covers and the distribution process of the BTCTKVR magazine, ensuring it feels special for events. Subscription service for Bitcoin Takeover [00:40:46] Ben Arc suggests the idea of a subscription service for Bitcoin Takeover, where subscribers receive the newest copy of the magazine periodically. Grassroots adoption and institutional involvement [00:42:41] Vlad talks about the potential impact of grassroots adoption on the market and the role of institutions in buying and selling Bitcoin. The development of central bank digital currencies (CBDCs) [00:48:42] Discussion on how countries are developing their own CBDCs and the potential competition between them. The value of open-mindedness and ideological debates [00:49:46] The importance of keeping an open mind, engaging in self-contradiction, and the value of Bitcoin's ideology. The control and privacy aspects of CBDCs [00:50:09] Exploration of the concerns regarding the control and privacy features of CBDCs compared to the current banking system.

Full RBF is one of the most controversial topics in Bitcoin. On one side, RBF creator Peter Todd lobbies for the feature to become a standard. On the other side, Bitrefill CEO Sergej Kotliar thinks RBF is bad for business. This is the RBF debate. ––––––––––––––––––––––––––––– Peter Todd is the creator of RBF and the biggest advocate for making every transaction enable the feature by default. He wrote this article to explain his point of view: https://petertodd.org/2023/why-you-should-run-mempoolfullrbf Sergej Korliar is the CEO of Bitrefill and an advocate for 0-confirmation transactions, as long as the receiver is willing to take the risk. He considers that full RBF effectively destroys the 0-confirmation use case, potentially slows down Bitcoin adoption and makes users migrate towards altcoins for commerce. This episode is a debate between the two perspectives. It also marks the first time in a while when the two of them sat down to talk and this fact is reflected on how tense the interaction became towards the end. Both participants agreed to record a second part of this debate, after gathering more information to either back up their claims or debunk their adversary's statements with data. –––––––––––––––––––––––––––– The Full RBF Debate [00:01:59] Peter Todd and Sergej Kotliar present their opposing views on RBF. Understanding Full RBF [00:03:00] Sergej explains the concept of full RBF and its impact on transaction replaceability and user experience. Reliability and Usefulness of RBF [00:06:26] Peter Todd counters Sergej's arguments, discussing the reliability and usefulness of full RBF in real-world scenarios. Full RBF and multiparty transactions [00:11:27] Discussion on the trade-offs of full RBF for multiparty transactions and the impact on transactions like Wasabi's CoinJoins. Benefits and inconveniences of on-chain payments [00:14:15] Debate on the trade-offs of using zero conf and the advantages and disadvantages of on-chain payments. The use of RBF for power users [00:19:35] Discussion on the usefulness of RBF for power users, programmatic transactions, and multi-party scenarios. [00:21:16] Discussion on the frequency of using RBF (Replace-By-Fee) in transactions and assumptions about exchange users. [00:23:06] The unpredictability of the bitcoin mempool and blocks, in relation to the need to bump fees. [00:26:37] Debate on the usage of zero-conf (zero confirmation) transactions and examples of merchants accepting them. [00:30:00] Discussion on the percentage of blockchain space used by low fees and the impact on usage. [00:30:59] Importance of rough consensus and the difficulty of making changes in the Bitcoin network. [00:38:48] Discussion about the reliability of zero-conf transactions and the real-world data supporting its usage. [00:39:13] Debate on the risk involved in accepting zero-conf transactions and the potential vulnerabilities. [00:45:14] Plans for a potential continuation of the discussion on the topic of zero-conf transactions in a future episode.

Matej Zak is the new CEO of Trezor. In his first English podcast appearance as CEO, he talks about Trezor's upcoming hardware wallets, the status of Tropic Square chips, controversies concerning the Wasabi CoinJoin integration & his views on adoption. [00:01:50] Discussion about the new CEO of Trezor and the continuity of the company with the previous management. Trezor's growth and market trends [00:02:44] Discussion about the increase in sales, growth of the company, and the market trend towards self-custody with hardware wallets. Trezor's upcoming product announcement [00:07:17] Discussion about an upcoming product announcement from Trezor that will be a breakthrough for the company and the market, expected to be released in 2023. The new hardware wallet [00:11:08] Discussion about the upcoming hardware wallet, its design, accessibility, and software features. Price and features of the new wallet [00:12:59] Comparison of the new wallet's price and features with the Trezor One and Trezor Model T. Physical buttons vs touch screen [00:15:21] Debate on the advantages of physical buttons for user experience and the announcement of a future model with a touch display. The choice of Wasabi for CoinJoin [00:21:03] Discussion on why Trezor chose Wasabi as a partner for CoinJoin, highlighting the importance of usability and user liquidity. The privacy concerns with Trezor's backend servers [00:22:10] Explanation of how Trezor's use of backend servers can affect privacy and the misconception surrounding it. The rejection of certain transactions by Wasabi [00:24:25] Explanation of Wasabi's rejection of certain transactions for CoinJoin and the misunderstanding surrounding it as collaboration with the government. The recent launch and community support [00:31:35] Discussion about the recent launch and community support for open source solutions. Durability testing of Trezor devices [00:32:13] Conversation about durability testing for Trezor devices, including a durability test involving Slush, a Trezor One and his BMW's wheel. Future plans for Trezor and self-custody [00:38:21] Discussion about the company's plans for the next ten years, including the goal of educating users on self-custody and reaching millions of users globally. More shitcoins [00:42:08] Discussion about Trezor's support for altcoins and how people always seem to end up in Bitcoin. Outsourcing coin integration and Bitcoin-only version [00:42:55] Conversation about how Trezor outsources the development of integrating new coins and the availability of a Bitcoin-only version. Efforts in implementing new coins and outsourcing [00:44:21] Discussion about the effort spent on implementing new coins, outsourcing development, and upcoming announcements of new networks.

MercuryWallet mastermind Nicholas Gregory & former Paxful CEO Ray Youssef have joined forces to create Civ Kit: a peer to peer marketplace framework which is built on top of Nostr & enables anyone to do commerce with great scalability & advanced relaying.

While trying to improve on some of the Lightning Network's shortcomings, Burak Keceli created Ark: a Bitcoin second layer which offers privacy, speed & a user experience which resembles that of the main chain. In this episode, he explains how Ark works.

Hero of Bitcoin aims to create and launch a Bitcoin-themed video game for the Gameboy. In this episode, the game's creator talks about the development process and all the hidden Easter eggs which relate to Bitcoin culture. Support the game on Geyser!

MetaMick is the CEO and co-founder of Geyser: a fundraising platform which empowers creators in the Bitcoin space to crowdfund their projects via Lightning Network. In this episode, Mick tells us everything about how Geyser works.

Aljaz Ceru is the CEO and co-founder of Bolt.Observer: a service which helps Lightning network node runners with management and monitoring tools. In this episode, he offers some advice on what mistakes you should avoid when managing your home node.

Opening Lightning Network channels with WBTC and DeFi money from Ethereum? Creating a DAO to pay participants who make the Lightning Network more reliable? This sounds blasphemous, but it's what the Stroom Network aims to do. Slava & Nick explain it all.

Ever heard of the Polish-made BiFury USB ASIC miners? That's only one of Filip Pawczyński's OG contributions to Bitcoin mining. In this episode, Filip reminisces about the early days of Bitcoin mining and comments on the industrialization of mining.

During Bitcoin FilmFest in Warsaw, I had the pleasure to interview three members of LOLA (Ladies of Liberty Alliance) Poland. In this episode, you can hear Justyna Piątek-Pawłowska, Agnieszka Plonka & Tania Rak talk about freedom, Ayn Rand & Bitcoin.

Matyáš Kuchař is the co-founder and main organizer of BTC Prague: Europe's largest Bitcoin conference, which promises to bring together more than 10.000 attendees and some of the finest speakers in the space. Here's why you should buy a ticket to Prague.

Hampus Sjöberg is the creator and lead developer of Blixt – a versatile & feature-packed Lightning Network wallet which he builds according to his own perfectionist expectations. In this interview, we talk about Blixt & unpopular opinions about Bitcoin.

Martijn Wismeijer became an international media sensation in 2014 when he implanted an NFC chip in his hand to access his Bitcoin wallet with greater ease. Today, he is in charge of GeneralBytes' marketing department, pushing for wider Bitcoin adoption.

Emzy is a long-time bitcoiner who contributes to the space by running independent nodes and servers. He is also one of the first people to run their own mempool.space client. In this episode, he shares some of his experiences with working in Bitcoin.

Nick Hansen is the CEO of Luxor Mining – a pool which, at the time of this recording, was the 6th biggest in the world. In this interview, we talk about Bitcoin mining, Luxor's business model & Nick's strange fascination with ordinal inscriptions.

Tomek Kolodziejczuk and Pierre Corbin are the masterminds behind Bitcoin FilmFest – an artistic event which celebrates Bitcoin's cinematic culture in the heart of Europe (Warsaw, Poland, March 24-26 2023). In this episode, they explain why you should join

MercuryWallet is one of the most remarkable achievements in Bitcoin privacy. By virtue of Statechains, users can swap UTXOs without leaving any traces. More recently, CommerceBlock wants to bring Mercury to mobile devices with some cool Lightning features

ShopInBit is the online store that lets you use your bitcoin to buy laptops, phones, watches & thousands of other items. In this episode, Lando Rothbardian & Travin Keith explain how they made it all happen & why you should use your BTC for shopping.

Casey Rodarmor took the Bitcoin world by storm when he launched Ordinals: a modern and simplified approach to Colored Coins which lets anyone upload files to the Bitcoin blockchain to create digital artifacts (inscriptions). But what are the pros & cons?

Since launching in October 2018, Wasabi wallet positioned itself at the avant-garde of Bitcoin privacy. Almost 5 years later, Nopara73 reflects on the ideas and research that led to the creation of Wasabi, and also makes some predictions for the future.

Fedimint provides an easy way for people to create Chaumian mints using bitcoin – basically community banks which offer speed, scalability & privacy at the expense of trusting the bankers. In this episode, Eric Sirion and Obi Nwosu explain how it works.

After Wasabi 2.0 launched, what's next for Bitcoin privacy? Max Hillebrand, CEO of ZK Snacks (the company which develops Wasabi) tells us why the Wabisabi protocol is such a big deal, what kind of challenges lie ahead & what is on the development roadmap.

Mike Jarmuz is a Bitcoin VC, best known as a co-founder of Lightning Ventures. However, in this interview we don't talk about any of that. Instead, we express our mutual love for Bob Dylan's music and share experiences from various concerts we attended.

Bumbee is the Bitcoin version of content monetization platforms such as Patreon & OnlyFans. It offers lower fees, a better form of money that can't be censored & the promise of fairness. In this episode, Chris (OB_HODL) explains how Bumbee helps creators.

Viktor Vecsei is the COO of IVPN – a VPN service which takes privacy very seriously and also accepts payments via on-chain bitcoin and Lightning. In this episode, Viktor talks about what VPN services do, explains their limitations & compares their offers

Max Keidun is best known as a contributor to HodlHodl and co-organizer of the Baltic Honeybadger conference. But this year in Riga, he announced a new project: DebiFi, a bitcoin lending aggregator which helps take loans & borrow money without custodians.

Max Hampshire is responsible for developer relations at Nym – an internet privacy project which makes use of Chaumian mixnets in order to break the link between data packets. It's one of the most promising projects & definitely one worth learning about.

Kristaps Kaupe (Lord Kristaps) is an open source contributor who works on a handful of Bitcoin projects. Most notably, he is a maintainer of JoinMarket & a contributor to Bitcoin Core, RaspiBolt & SatSale. In this episode, he talks about privacy & more.

On the last day of Baltic Honeybadger 2022, BIP 300 creator and advocate Paul Sztorc joins the show to provide a summary of his two panels on Drivechaina and unpopular Bitcoin opinions. When he doesn't explain technical concepts, Paul makes funny jokes.

This interview is the result of 2 separate recordings which took place in August and October 2022: in the first one, Christian Rootzoll talks about what's new with RaspiBlitz. In the second part, Matthew Croughan joins to talk about integrating NixOS.

Lisa Neigut (@niftynei) works on Lightning network projects at Blockstream. In this interview, she provides some practical advice on running your own Core Lightning node on a home device. Also, she explains what happened to LND lately.

Dr. Maxim Orlovsky is the lead developer of RGB: a layer 3 protocol that's built on top of the Lightning Network which aims to make it easy for anyone to issue tokens, stablecoins & NFTs in a scalable client side-validated way.

During Hackers Congress 2022, after longer than a year of exchanging messages and planning, I finally managed to interview Ben de Waal about his left anarchist political views. Spontaneously, Alexandra Moxin & Karo Zagorus also decided to join.

Labitconf is Bitcoin's own Lollapalooza – this is how Rodolfo Andragnes describes the event that he created. In November 2022, Labitconf celebrates its 10th annual anniversary, with a football world cup-themed return to the home country of Argentina.

Rahim Taghizadegan is an actual Austrian economist who teaches economics in Austria and founded his own university to preserve the tradition – Scholarium. In this episode, he explains the nuances of Bitcoin's cult-like culture & how he sees the future.

This year's Adopting Bitcoin conference from El Salvador will happen thanks to the efforts of Kemal and Noor. In this episode, they explain the progress that the country has made in the year that has passed since it adopted Bitcoin as legal tender.

Amir Taaki joined Bitcoin in late 2010, and is responsible for creating the BIP system, the first alternative Bitcoin client (libbitcoin), and the first privacy-focused wallet (DarkWallet). In this interview, he reflects on the early days of Bitcoin.

Electrum is the most feature-rich Bitcoin wallet, and creator Thomas Voegtlin has been adding improvements to it since 2011. Right now, Thomas is making the Lightning Network accessible with Trampoline nodes that don't need to be online 24/7.

After having had enough from the authoritarians, longtime bitcoiner Bruce Fenton has decided to take matters into his own hands and run for the US Senate to represent New Hampshire. In this interview, he explains why & gives us an insight of his platform. Special thanks to Vaultoro and Wasabi wallet for sponsoring the show! Time stamps: 00:46 – Intro 02:04 – Bruce Fenton selling 85 BTC to finance his campaign 03:31 – Why Bruce Fenton is different 05:35 – Is Bruce Fenton a constitutionalist? 07:38 – Freedom is what made America great 10:26 – Did Bruce Fenton get any support from mainstream politicians? 12:56 – Have bitcoiners given up on politics? 16:00 – Divisive issues raise more money, at the expense of nuance 20:00 – A national divorce? 23:30 – “Bowling Alone” by Robert D. Putnam and division 33:00 – Fighting for freedom vs taking freedom for granted 36:26 – The Founding Fathers of the USA were very young 40:00 – Safety vs freedom 41:40 – On China and authoritarianism 46:02 – Life, liberty, and the pursuit of happiness 48:10 – Is Bitcoin a big part of Bruce Fenton’s campaign? 51:45 – Thomas Jefferson, James Madison, and Benjamin Franklin would be bitcoiners if they lived today. Hamilton would have done ICOs and DeFi 55:30 – Carrying a copy of the Constitution during the campaign 56:40 – Both Bitcoin and the US Constitution are hard to change 01:03:30 – How the US Government is attacking Bitcoin 01:08:14 – Should Bitcoin become legal tender in the USA? 01:14:50 – What can Bruce Fenton do for the people of New Hampshire? 01:16:00 – Breaking the record for the longest filibuster 01:18:10 – Bringing people together 01:20:50 – What can a state do to nullify federal overreach? 01:21:55 – How does Bruce Fenton rank in the polls? 01:27:20 – Donating $17.76 01:29:30 – Is everything really good for Bitcoin? 01:33:00 – Freedom is like a muscle, you gotta train it

Recently, Peter Todd published a mathematical paper to explain how tail emission could work om Bitcoin. In this episode, he gets to explain why he thinks inflation is necessary to secure the Bitcoin network as the mining rewards get halved every 4 years.

As the CEO of Bitrefill, Sergej Kotliar has been offering a steady, predictable, reliable & seemingly-boring service for 7 years. However, Bitrefill is anything but boring: these days, the gift card company is trying to save the bankers & make NBA shoes!

Pavol Rusnak (Stick) is one of the most prolific contributors in the Bitcoin space. Since creating the Trezor hardware wallet with his friend Slush, he worked tirelessly to create open source standards that make using BTC more secure and private.

Joseph Tetek (SatsJoseph) is a well-known Bitcoin educator, author, and content producer from the Czech Republic. In this episode, he talks about his work at Satoshi Labs, some upcoming Trezor projects, and what it's like to promote Bitcoin in Czech.

Sodomak is a cryptoanarchist who formerly worked as the CTO of Paralelni Polis in Prague. In this interview, he talks about the philosophical values of Paralelni Polis, the cafe's origins, and how it provides Bitcoin education to every customer.

CommerceBlock CEO Nicholas Gregory is one of the engineering masterminds behind Mercury Wallet: a Bitcoin wallet which makes use of Statechains and provides privacy via CoinSwaps. In this interview, Nicholas talks about making bitcoin work as money.