Trezor Talks

Roman Reher (aka Blocktrainer) went from an IT professional to one of the most influential Bitcoin educators in Germany. After a near-death experience, he made it his mission to spread the truth about decentralized money, freedom, and how Bitcoin changes everything.In this episode of Trezor Talks, Sean sits down with Roman to uncover: • Why Roman only focuses on Bitcoin (and ignores altcoins)• How to grow a successful Bitcoin content channel (even in bear markets) • How to reach Bitcoin adoption • Why it’s never too late to buy bitcoin …and more!Timestamps:(00:00) - Introduction and welcoming Roman(03:20) - The team behind Blocktrainer(07:24) - How Roman got started during the 2018 bear market(08:50) - Why there is no second best to Bitcoin(11:46) - Growing a Bitcoin-focused channel(13:04) - How to create great Bitcoin content(16:33) - Falling down the Bitcoin rabbit hole(23:32) - The Agent Smith Effect explained(27:58) - Bitcoin as a network of truth(31:14) - Why fear should not control your life(34:10) - Why Blocktrainer stays German-only(39:05) - Germany’s pro-HODLer tax law(42:05) - The best path to Bitcoin adoption(48:54) - Advice for aspiring YouTubers(49:20) - Roman’s near-death experience(54:15) - Why you should not quit your job for Bitcoin(55:50) - How to talk to Bitcoin skeptics(01:03:27) - Money as society’s base layer (Dunbar’s number)(01:05:33) - Is it too late to buy bitcoin in 2025?(01:12:30) - Why you should not plan life too rigidly(01:16:00) - Closing thoughts and the awkward handshakeSecure your crypto with Trezor: https://trezor.io/

They made the first-ever auditable Secure Element chip. This changes everything for crypto security and beyond…Jan Pleskač (CTO) and Kryštof Jelínek (CBO) have been part of Tropic Square’s 5+ year mission to solve the problem of closed architecture chips that have NDAs and limited transparency. Imagine this: your device has a Secure Element chip to protect your secrets, but when a flaw is found, you’re not allowed to disclose it!That’s the reality for many closed chips today. Tropic Square is changing that with community-verified chips, so you don’t have to trust blindly.  In this podcast, you will discover:Why open-source transparency is vital for future-proof crypto securityHow auditable chips protect against hidden vulnerabilitiesWhat open architecture hardware means for trust and innovationHow Tropic Square approaches the quantum threatAnd more insights from 5+ years of development.“Open-source isn’t about protecting yourself... It’s about protecting your customers.” 🫳🎤Timestamps:(00:00) – Intro: Welcome Tropic Square! 🌴(02:00) – What does open-source mean to you?(06:26) – Why you should care about open-source transparency(15:26) – Who the TROPIC01 chip was built for(22:45) – Real-world TROPIC01 chip integrations(25:40) – Convincing people that privacy matters(28:00) – Build it and they will come 🛠️(29:10) – Future plans for Tropic Square(37:59) – TROPIC01 chip for Trezor Safe 7 customization(39:55) – This changes everything 🚀(46:32) – What it’s like to build an open architecture security company?(47:47) – Closing thoughts and awkward handshakesSecure your crypto with Trezor: https://trezor.io/

Can Bitcoin save us from AI censorship, misleading media, and government overreach? Efrat thinks so. Marketing professional turned freedom activist, journalist, and podcaster, Efrat Fenigson joins Sean in the Trezor Talks studio to discuss her journey and why she left her career behind to pursue journalism, Bitcoin, and traveling. They dive into:- The moment she walked away from her big tech job- How to fight censorship as an independent journalist - Why most startups fail (and how to build one that lasts)- Why personal brands are the future- Her concerns around AI, freedom, and state control- Why she turns down most brand partnerships — except Trezor :)And more! Done with providing "shareholder value" for big companies, Efrat is now chasing the truth. And her journey might just shift how you see the future of Bitcoin, media, and control.This podcast was filmed during BTC Prague.Timestamps:(00:00) - Intro: Journalist, or marketer?(07:51) - COVID changed her mission(15:49) - Fighting censorship as an independent journalist(18:04) - The bull and bear case for AI(22:19) - Are you giving value, anon?(24:20) - Building brands VS. having a boss(27:37) - Many influencers are dishonest(30:46) - Building a personal brand? Start here(32:41) - Sean noticed this while working at Trezor…(36:15) - We need more transparency in the world(39:27) - Why many startups fail(41:00) - Outro: Efrat has recorded seven podcasts this week 😳(45:25) - Closing alarm & awkward handshakeSecure your crypto with Trezor: https://trezor.io/

If Bitcoin’s famous 4-year cycle is breaking down, what does that mean for investors, and does it weaken the case for Bitcoin’s future?In this episode of Trezor Talks, popular Bitcoin podcaster and Austro-libertarian thinker Stephan Livera joins Sean to explore Bitcoin’s role in a late-stage fiat world. They discuss:• How hyperbitcoinization could actually happen• The risks of treasury companies holding Bitcoin• Why Bitcoin is the greatest opportunity for young people• What it really means to live in late-stage fiat• Why gold is not the money of the future• How to survive bear markets without getting rekt• Why self-custody will always be #1And more! “For most people, the safe thing to do is stay humble and stack sats.” — Stephan LiveraThis podcast was filmed during BTC Prague.Timestamps:(0:00) – Introduction: What is an Austro-libertarian?(5:05) – Stephan’s mission: spreading Bitcoin awareness(10:36) – Are Bitcoin’s 4-year cycles ending?(19:40) – The risks of Bitcoin treasury companies(28:27) – Living in late-stage fiat(30:15) – You need to ride the cycles 🎢(32:00) – Purity tests in Bitcoin(36:15) – NGU technology & onboarding newcoiners(40:00) – Why people keep using exchanges(41:48) – How to stop friends losing coins(46:40) – Wen hyperbitcoinization?!(51:25) – Why you’re still early(53:10) – Sean got his bank frozen(54:55) – Will Google & Apple bow to Bitcoin? (YES!)(56:18) – Prague has become a Bitcoin hub(57:26) – Zoom out: price vs. big picture(59:30) – Sean’s favorite meme on surviving the bear market(1:01:50) – Bitcoin vs. gold & property(1:08:10) – Closing thoughts & the awkward handshakeSecure your crypto with Trezor: https://trezor.io/

What happens when the Chief Technology Officers of Trezor and Ledger meet in the same studio?In this special Trezor Talks episode, we leave behind social media drama for industry insights. Tomáš Sušánka (Trezor) and Charles Guillemet (Ledger) join Danny Sanders, Trezor's CCO, for a rare, behind-the-scenes look at the future of crypto security and self-custody.You’ll learn:• Why devices without screens give a false sense of security• How both companies are preparing for quantum computing• The Ledger feature that saved $18 million for users in one month• Where Trezor and Ledger collaborate to push the industry forward • What a day in the life of a CTO looks like• The biggest crypto security challenges in 2025Two hardware wallet titans discuss one shared mission: keeping your keys safe and supporting self-custody.Timestamps:(0:00) – Introduction(3:04) – Charles’s journey into crypto security(7:46) – Tomáš’s background and experience(11:34) – Trading compliments (becoming frens)(14:31) – Education & the self-custody mission(19:12) – Balancing security, privacy, and usability(26:30) – Industry security challenges today(29:31) – Ledger's security philosophy(36:25) – Trezor’s open-source approach(37:47) – Why device screens matter for safety(41:04) – Clear signing initiative and collaboration(47:11) – Smart contracts and user freedom(53:50) – A day in the life of a CTO(59:35) – Future tech & industry trends (quantum computing)(1:09:36) – Challenges for Bitcoin & post-quantum cryptography(1:12:17) – Bitcoin, stablecoins & traditional finance(1:18:22) – Conclusion and traditional awkward handshake (outro)Secure your crypto with Trezor: https://trezor.io/