Lex Fridman Podcast

DHH is the creator of Ruby on Rails, Omarchy Linux, CTO of 37signals, and a racecar driver. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep501-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/dhh-2-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: DHH’s X: https://x.com/dhh DHH’s Blog: https://world.hey.com/dhh Omarchy: https://omarchy.org Ruby on Rails: https://rubyonrails.org 37signals: https://37signals.com SPONSORS: To support this podcast, check out our sponsors & get discounts: Wispr Flow: AI-powered voice dictation app. Go to https://wisprflow.ai/lex Blitzy: AI agent for large enterprise codebases. Go to https://blitzy.com/lex NetSuite: Business management software. Go to http://netsuite.ai/lex Shopify: Sell stuff online. Go to https://shopify.com/lex LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex Plaud: AI-powered note-taking devices and software. Go to https://plaud.ai/lex Higgsfield AI: AI-based video generation, filmmaking, and creative studio. Go to https://higgsfield.ai Perplexity: AI-powered answer engine. Go to https://perplexity.ai/ OUTLINE: (00:00) – Introduction (01:14) – Sponsors, Comments, and Reflections (08:56) – Programming with AI agents (24:14) – How software will change (33:30) – AI impact on open source (43:21) – Building Omarchy Linux distro (53:05) – Vibe coding vs agentic engineering (1:06:06) – The end of manual programming (1:16:24) – Advice for programmers (1:28:31) – Surviving Internet Hate (1:37:46) – Programming setup for AI Agents (1:50:11) – Obsessing about speed (2:13:06) – Voice prompting vs typing (2:27:05) – Best AI coding models (2:43:55) – Best AI coding harnesses (2:56:57) – AI video generation and filmmaking (3:16:28) – Fatherhood (3:44:35) – Linux will win the desktop (3:55:51) – PewDiePie (4:05:25) – Future of programming (4:28:18) – Politics and immigration (4:59:55) – Longevity, over-optimization, and fear of death (5:11:38) – Eternal recurrence and future of human civization

Gary Gallagher is a historian of the American Civil War. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep499-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/gary-gallagher-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: Gary’s UVA page: https://history.virginia.edu/people/gary-w-gallagher Gary’s Wikipedia: https://en.wikipedia.org/wiki/Gary_W._Gallagher The Confederate War (book): https://amzn.to/4yletel The Union War (book): https://amzn.to/3QT1jED Lee and His Generals in War and Memory (book): https://amzn.to/4fdrbD5 Causes Won, Lost, and Forgotten (book): https://amzn.to/4wFxk1X The Myth of the Lost Cause and Civil War History (book): https://amzn.to/4vsAogU The Great Courses – The American Civil War: https://bit.ly/4gDX3mQ SPONSORS: To support this podcast, check out our sponsors & get discounts: Upwork: Platform for hiring freelancers. Go to https://upwork.com/lex NetSuite: Business management software. Go to http://netsuite.ai/lex Shopify: Sell stuff online. Go to https://shopify.com/lex LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex BetterHelp: Online therapy and counseling. Go to https://betterhelp.com/lex Perplexity: AI-powered answer engine. Go to https://perplexity.ai/ Plaud: AI-powered note-taking devices and software. Go to https://plaud.ai/lex OUTLINE: (00:00) – Introduction (00:07) – Sponsors, Comments, and Reflections (08:36) – What caused the Civil War? (18:33) – Slavery (46:07) – Lincoln (1:01:03) – Grant vs Lee (1:09:57) – Could the Civil War have been avoided? (1:19:23) – The bloodiest war in US history (1:36:31) – How the Confederate Army could’ve won (1:57:05) – Key battles of the Civil War (2:20:07) – Best and Worst Presidents (2:34:06) – Robert E. Lee (2:53:40) – The most important battle of the Civil War (3:03:51) – The final showdown of the Civil War – Grant vs Lee (3:26:10) – Lost Cause and Confederate Monuments (3:43:37) – Extreme political division in US

David Kirtley is a nuclear fusion engineer and CEO of Helion Energy, a company working on building the world’s first commercial fusion power plant by 2028. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep485-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/david-kirtley-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: David’s X: https://x.com/dekirtley David’s LinkedIn: https://bit.ly/4qX0KXp Helion: https://www.helionenergy.com/ Helion’s YouTube: https://youtube.com/HelionEnergy SPONSORS: To support this podcast, check out our sponsors & get discounts: UPLIFT Desk: Standing desks and office ergonomics. Go to https://upliftdesk.com/lex Fin: AI agent for customer service. Go to https://fin.ai/lex Miro: Online collaborative whiteboard platform. Go to https://miro.com/ LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex BetterHelp: Online therapy and counseling. Go to https://betterhelp.com/lex Shopify: Sell stuff online. Go to https://shopify.com/lex OUTLINE: (00:00) – Introduction (03:00) – Sponsors, Comments, and Reflections (11:35) – Nuclear fission vs fusion (21:35) – Physics of E=mc^2 (26:50) – Is nuclear fusion safe? (32:11) – Chernobyl (38:38) – Geopolitics (40:33) – Extreme scenarios (47:28) – How nuclear fusion works (1:20:20) – Extreme temperatures (1:25:21) – Fusion control and simulation (1:37:15) – Electricity from fusion (2:11:20) – First fusion power plant in 2028 (2:18:13) – Energy needs of GPU clusters (2:28:38) – Kardashev scale (2:36:33) – Fermi Paradox PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast – Apple Podcasts: https://apple.co/2lwqZIr – Spotify: https://spoti.fi/2nEwCF8 – RSS: https://lexfridman.com/feed/podcast/ – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 – Clips Channel: https://www.youtube.com/lexclips

Julia Shaw is a criminal psychologist and author who in her books explores human nature, including psychopathy, violent crime, the psychology of evil, police interrogation, false memory manipulation, deception detection, and human sexuality. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep483-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/julia-shaw-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: Julia’s Instagram: https://instagram.com/drjuliashaw Julia’s Website: https://www.drjuliashaw.com/ Julia’s Linktree: https://linktr.ee/drjuliashaw Julia’s LinkedIn: https://www.linkedin.com/in/drjuliashaw/ Julia’s Books: https://amzn.to/4mQBnTV Green Crime (US Book): https://amzn.to/4nLfSVE Green Crime (Canadian Book): https://amzn.to/47lBAdc SPONSORS: To support this podcast, check out our sponsors & get discounts: Shopify: Sell stuff online. Go to https://shopify.com/lex BetterHelp: Online therapy and counseling. Go to https://betterhelp.com/lex LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex AG1: All-in-one daily nutrition drink. Go to https://drinkag1.com/lex OUTLINE: (00:00) – Introduction (01:00) – Sponsors, Comments, and Reflections (08:16) – Dark Tetrad – Psychopathy, Narcissism, Machiavellianism, Sadism (29:23) – Serial killers (43:59) – Murder (51:51) – Lies and scams (56:38) – Jealousy (1:00:07) – Monogamy (1:05:20) – Sexuality (1:20:21) – Sexual fetishes (1:35:56) – Criminal psychology (1:39:04) – False memories (2:25:01) – Criminals destroying the planet (2:40:24) – Hope PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast – Apple Podcasts: https://apple.co/2lwqZIr – Spotify: https://spoti.fi/2nEwCF8 – RSS: https://lexfridman.com/feed/podcast/ – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 – Clips Channel: https://www.youtube.com/lexclips

Norman Ohler is a historian and author of “Blitzed: Drugs in the Third Reich,” a book that investigates the role of psychoactive drugs, particularly stimulants such as methamphetamine, in the military history of World War II. It is a book that two legendary historians Ian Kershaw and Antony Beevor give very high praise for its depth of research. Norman also wrote “Tripped: Nazi Germany, the CIA, and the Dawn of the Psychedelic Age”, and he is working on a new book “Stoned Sapiens” looking at the history of human civilization through the lens of drugs. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep481-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/norman-ohler-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: Stoned Sapiens Substack: https://substack.com/@stonedsapiens Norman’s X: https://x.com/normanohler Norman’s Instagram: https://www.instagram.com/normanohler Norman’s YouTube: https://www.youtube.com/@Norman-Ohler Norman’s Website: https://www.normanohler.de Norman’s books: https://amzn.to/46uNS18 Blitzed: https://amzn.to/4mmY2XC The Bohemians: https://amzn.to/3KubPhK Tripped: https://amzn.to/4nEy7eX SPONSORS: To support this podcast, check out our sponsors & get discounts: UPLIFT Desk: Standing desks and office ergonomics. Go to https://upliftdesk.com/lex Fin: AI agent for customer service. Go to https://fin.ai/lex Shopify: Sell stuff online. Go to https://shopify.com/lex LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex Hampton: Community for high-growth founders and CEOs. Go to https://joinhampton.com/lex OUTLINE: (00:00) – Introduction (01:09) – Sponsors, Comments, and Reflections (09:00) – Drugs in post-WWI Germany (19:18) – Nazi rise to power (23:45) – Hitler’s drug use (29:37) – Response to historian criticism (46:16) – Pervitin (1:00:15) – Blitzkrieg and meth (1:18:52) – Erwin Rommel (Crystal Fox) (1:23:02) – Dunkirk (1:31:06) – Hitler’s drug addiction (1:47:03) – Methamphetamine (1:48:57) – Invasion of Soviet Union (2:07:54) – Cocaine (2:16:49) – Hitler’s last days (2:36:48) – German resistance against Nazis (2:58:59) – Totalitarianism (3:04:09) – Stoned Sapiens – Drugs in human history (3:19:20) – Religion (3:30:09) – LSD, CIA, and MKUltra (3:55:39) – Writing on drugs (4:08:40) – Berlin night clubs (4:19:14) – Greatest book ever written

Dave Plummer is a programmer, former Microsoft software engineer (Windows 95, NT, XP), creator of Task Manager, author of two books on autism, and host of the Dave’s Garage YouTube channel, where he shares stories from his career, insights on software development, and deep dives into technology. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep479-sc See below for timestamps, and to give feedback, submit questions, contact Lex, etc. CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: Dave’s X: https://x.com/davepl1968 Dave’s YouTube: https://www.youtube.com/@DavesGarage Dave’s Secondary YouTube Channel: https://www.youtube.com/@davepl Dave’s GitHub: https://github.com/PlummersSoftwareLLC Dave’s Books: https://amzn.to/41qd5IB SPONSORS: To support this podcast, check out our sponsors & get discounts: UPLIFT Desk: Standing desks and office ergonomics. Go to https://upliftdesk.com/lex ZocDoc: App that helps patients find healthcare providers. Go to https://zocdoc.com/lex Fin: AI agent for customer service. Go to https://fin.ai/lex Allio Capital: AI-powered investment app that uses global macroeconomic trends. Go to https://alliocapital.com/ Shopify: Sell stuff online. Go to https://shopify.com/lex OUTLINE: (00:00) – Introduction (01:14) – Sponsors, Comments, and Reflections (10:16) – First computer (15:54) – Dropping out of high-school (23:35) – Joining Microsoft (25:47) – MS-DOS (28:59) – Windows 95 (35:46) – The man behind Windows (40:42) – Debugging (45:59) – Task Manager (51:08) – 3D Pinball: Space Cadet (56:07) – Start menu and taskbar (1:07:06) – Blue Screen of Death (1:09:15) – Best programmers (1:17:16) – Scariest time of Dave’s life (1:24:44) – Best Windows version (1:26:34) – Slot machines (1:30:17) – Autism and ADHD (1:49:37) – Fastest programming language (1:53:42) – Future of programming PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast – Apple Podcasts: https://apple.co/2lwqZIr – Spotify: https://spoti.fi/2nEwCF8 – RSS: https://lexfridman.com/feed/podcast/ – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 – Clips Channel: https://www.youtube.com/lexclips

Keyu Jin is an economist specializing in China’s economy, international macroeconomics, global trade imbalances, and financial policy. She is the author of The New China Playbook: Beyond Socialism and Capitalism. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep477-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/keyu-jin-transcript CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey AMA – submit questions, videos or call-in: https://lexfridman.com/ama Hiring – join our team: https://lexfridman.com/hiring Other – other ways to get in touch: https://lexfridman.com/contact EPISODE LINKS: Keyu’s X: https://x.com/KeyuJin Keyu’s Website: https://keyujin.com/ The New China Playbook (Book): https://amzn.to/4lpgmyK SPONSORS: To support this podcast, check out our sponsors & get discounts: Allio Capital: AI-powered investment app that uses global macroeconomic trends. Go to https://alliocapital.com/ UPLIFT Desk: Standing desks and office ergonomics. Go to https://upliftdesk.com/lex Hampton: Community for high-growth founders and CEOs. Go to https://joinhampton.com/lex Lindy: No-code AI agent builder. Go to https://go.lindy.ai/lex LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex OUTLINE: (00:00) – Introduction (00:35) – Sponsors, Comments, and Reflections (08:26) – Misconceptions about China (12:57) – Education in China (22:14) – Economic reforms of Deng Xiaoping (27:33) – Mayor economy and GDP growth race (41:20) – Growing up in China (46:58) – First time in the US (51:12) – China’s government vs business sector (54:46) – Communism and capitalism (58:25) – Jack Ma (1:04:37) – China’s view on innovation and copying ideas (1:11:15) – DeepSeek moment (1:15:09) – CHIPS Act (1:16:56) – Tariffs and Trade (1:29:21) – Immigration (1:34:08) – Taiwan (1:39:54) – One-child policy (1:47:51) – China’s economy collapse predictions (1:52:34) – Advice for visiting China PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast – Apple Podcasts: https://apple.co/2lwqZIr – Spotify: https://spoti.fi/2nEwCF8 – RSS: https://lexfridman.com/feed/podcast/ – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 – Clips Channel: https://www.youtube.com/lexclips