Lex Fridman Podcast

Janna Levin is a theoretical physicist and cosmologist specializing in black holes, cosmology of extra dimensions, topology of the universe, and gravitational waves. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep468-sc [https://lexfridman.com/sponsors/ep468-sc] See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/janna-levin-transcript [https://lexfridman.com/janna-levin-transcript] CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey [https://lexfridman.com/survey] AMA – submit questions, videos or call-in: https://lexfridman.com/ama [https://lexfridman.com/ama] Hiring – join our team: https://lexfridman.com/hiring [https://lexfridman.com/hiring] Other – other ways to get in touch: https://lexfridman.com/contact [https://lexfridman.com/contact] EPISODE LINKS: Janna’s X: https://x.com/JannaLevin [https://x.com/JannaLevin] Janna’s Website: https://jannalevin.com [https://jannalevin.com] Janna’s Instagram: https://instagram.com/jannalevin [https://instagram.com/jannalevin] Janna’s Substack: https://substack.com/@jannalevin [https://substack.com/@jannalevin] Black Hole Survival Guide (book): https://amzn.to/3YkJzT5 [https://amzn.to/3YkJzT5] Black Hole Blues (book): https://amzn.to/42Nw7IE [https://amzn.to/42Nw7IE] How the Universe Got Its Spots (book): https://amzn.to/4m5De8k [https://amzn.to/4m5De8k] A Madman Dreams of Turing Machines (book): https://amzn.to/3GGakvd [https://amzn.to/3GGakvd] SPONSORS: To support this podcast, check out our sponsors & get discounts: Brain.fm: Music for focus. Go to https://brain.fm/lex [https://lexfridman.com/s/brainfm-ep468-sc] BetterHelp: Online therapy and counseling. Go to https://betterhelp.com/lex [https://lexfridman.com/s/betterhelp-ep468-sc] NetSuite: Business management software. Go to http://netsuite.com/lex [https://lexfridman.com/s/netsuite-ep468-sc] Shopify: Sell stuff online. Go to https://shopify.com/lex [https://lexfridman.com/s/shopify-ep468-sc] AG1: All-in-one daily nutrition drink. Go to https://drinkag1.com/lex [https://lexfridman.com/s/ag1-ep468-sc] OUTLINE: (00:00) – Introduction (00:51) – Sponsors, Comments, and Reflections (09:21) – Black holes (16:55) – Formation of black holes (27:45) – Oppenheimer and the Atomic Bomb (34:08) – Inside the black hole (47:10) – Supermassive black holes (50:39) – Physics of spacetime (53:42) – General relativity (59:13) – Gravity (1:15:47) – Information paradox (1:24:17) – Fuzzballs & soft hair (1:27:28) – ER = EPR (1:34:07) – Firewall (1:42:59) – Extra dimensions (1:45:24) – Aliens (2:01:00) – Wormholes (2:11:57) – Dark matter and dark energy (2:22:00) – Gravitational waves (2:34:08) – Alan Turing and Kurt Godel (2:46:23) – Grigori Perelman, Andrew Wiles, and Terence Tao (2:52:58) – Art and science (3:02:37) – The biggest mystery PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast [https://lexfridman.com/podcast] – Apple Podcasts: https://apple.co/2lwqZIr [https://apple.co/2lwqZIr] – Spotify: https://spoti.fi/2nEwCF8 [https://spoti.fi/2nEwCF8] – RSS: https://lexfridman.com/feed/podcast/ [https://lexfridman.com/feed/podcast/] – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 [https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4] – Clips Channel: https://www.youtube.com/lexclips [https://www.youtube.com/lexclips]

Tim Sweeney is a legendary video game programmer, founder and CEO of Epic Games that created the Unreal Engine, Fortnite, Gears of War, Unreal Tournament, and many other groundbreaking and influential video games. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep467-sc [https://lexfridman.com/sponsors/ep467-sc] See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/tim-sweeney-transcript [https://lexfridman.com/tim-sweeney-transcript] CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey [https://lexfridman.com/survey] AMA – submit questions, videos or call-in: https://lexfridman.com/ama [https://lexfridman.com/ama] Hiring – join our team: https://lexfridman.com/hiring [https://lexfridman.com/hiring] Other – other ways to get in touch: https://lexfridman.com/contact [https://lexfridman.com/contact] EPISODE LINKS: Tim’s X: https://x.com/timsweeneyepic [https://x.com/timsweeneyepic] Epic Games: https://epicgames.com/ [https://epicgames.com/] SPONSORS: To support this podcast, check out our sponsors & get discounts: Notion: Note-taking and team collaboration. Go to https://notion.com/lex [https://lexfridman.com/s/notion-ep467-sc] MasterClass: Online classes from world-class experts. Go to https://masterclass.com/lexpod [https://lexfridman.com/s/masterclass-ep467-sc] Shopify: Sell stuff online. Go to https://shopify.com/lex [https://lexfridman.com/s/shopify-ep467-sc] AG1: All-in-one daily nutrition drink. Go to https://drinkag1.com/lex [https://lexfridman.com/s/ag1-ep467-sc] LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex [https://lexfridman.com/s/lmnt-ep467-sc] OUTLINE: (00:00) – Introduction (08:25) – 10,000 hours programming (11:42) – Advice for young programmers (19:54) – Video games in the 80s and 90s (22:02) – Epic Games origin story (34:40) – Indie game development (40:34) – Unreal Engine (1:06:30) – Technical details of Unreal Engine (1:11:23) – Constructive solid geometry (1:17:21) – Dynamic lighting (1:21:51) – Volumetric fog (1:25:19) – John Carmack (1:27:05) – Evolution of Unreal Engine (1:33:21) – Unreal Engine 5 (1:44:32) – Creating realistic humans (1:53:41) – Lumen global illumination (1:58:11) – Movies (2:12:53) – Simulating reality (2:25:08) – Metaverse (2:27:44) – Fortnite (2:31:40) – Scaling (2:47:04) – Game economies (2:48:33) – Standardizing the Metaverse (2:56:46) – Verse programming language (3:18:19) – Concurrency (3:25:56) – Unreal Engine 6 (3:30:34) – Indie game developers (3:33:32) – Apple (3:48:12) – Epic Games Store (4:11:03) – Future of gaming (4:17:03) – Greatest games ever made (4:22:39) – GTA 6 and Rockstar Games (4:25:58) – Hope for the future PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast [https://lexfridman.com/podcast] – Apple Podcasts: https://apple.co/2lwqZIr [https://apple.co/2lwqZIr] – Spotify: https://spoti.fi/2nEwCF8 [https://spoti.fi/2nEwCF8] – RSS: https://lexfridman.com/feed/podcast/ [https://lexfridman.com/feed/podcast/] – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 [https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4] – Clips Channel: https://www.youtube.com/lexclips [https://www.youtube.com/lexclips] SOCIAL LINKS: – X: https://x.com/lexfridman [https://x.com/lexfridman] – Instagram: https://instagram.com/lexfridman [https://instagram.com/lexfridman] – TikTok: https://tiktok.com/@lexfridman [https://tiktok.com/@lexfridman] – LinkedIn: https://linkedin.com/in/lexfridman [https://linkedin.com/in/lexfridman] – Facebook: https://facebook.com/lexfridman [https://facebook.com/lexfridman] – Patreon: https://patreon.com/lexfridman [https://patreon.com/lexfridman] – Telegram: https://t.me/lexfridman [https://t.me/lexfridman] – Reddit: https://reddit.com/r/lexfridman [https://reddit.com/r/lexfridman]

Jeffrey Wasserstrom is a historian of modern China. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep466-sc [https://lexfridman.com/sponsors/ep466-sc] See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/jeffrey-wasserstrom-transcript [https://lexfridman.com/jeffrey-wasserstrom-transcript] CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey [https://lexfridman.com/survey] AMA – submit questions, videos or call-in: https://lexfridman.com/ama [https://lexfridman.com/ama] Hiring – join our team: https://lexfridman.com/hiring [https://lexfridman.com/hiring] Other – other ways to get in touch: https://lexfridman.com/contact [https://lexfridman.com/contact] EPISODE LINKS: Jeffrey Wasserstrom’s Books: China in the 21st Century: https://amzn.to/3GnayXT [https://amzn.to/3GnayXT] Vigil: Hong Kong on the Brink: https://amzn.to/4jmxWmT [https://amzn.to/4jmxWmT] Oxford History of Modern China: https://amzn.to/3RAJ9nI [https://amzn.to/3RAJ9nI] The Milk Tea Alliance: https://amzn.to/42DLapH [https://amzn.to/42DLapH] SPONSORS: To support this podcast, check out our sponsors & get discounts: Oracle: Cloud infrastructure. Go to https://oracle.com/lex [https://lexfridman.com/s/oracle-ep466-sc] Tax Network USA: Full-service tax firm. Go to https://tnusa.com/lex [https://lexfridman.com/s/tax_network_usa-ep466-sc] Shopify: Sell stuff online. Go to https://shopify.com/lex [https://lexfridman.com/s/shopify-ep466-sc] LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex [https://lexfridman.com/s/lmnt-ep466-sc] AG1: All-in-one daily nutrition drink. Go to https://drinkag1.com/lex [https://lexfridman.com/s/ag1-ep466-sc] OUTLINE: (00:00) – Introduction (00:06) – Sponsors, Comments, and Reflections (10:29) – Xi Jinping and Mao Zedong (13:57) – Confucius (21:27) – Education (29:33) – Tiananmen Square (40:49) – Tank Man (50:49) – Censorship (1:26:45) – Xi Jinping (1:44:53) – Donald Trump (1:48:47) – Trade war (2:01:35) – Taiwan (2:11:48) – Protests in Hong Kong (2:44:07) – Mao Zedong (3:05:48) – Future of China PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast [https://lexfridman.com/podcast] – Apple Podcasts: https://apple.co/2lwqZIr [https://apple.co/2lwqZIr] – Spotify: https://spoti.fi/2nEwCF8 [https://spoti.fi/2nEwCF8] – RSS: https://lexfridman.com/feed/podcast/ [https://lexfridman.com/feed/podcast/] – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 [https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4] – Clips Channel: https://www.youtube.com/lexclips [https://www.youtube.com/lexclips] SOCIAL LINKS: – X: https://x.com/lexfridman [https://x.com/lexfridman] – Instagram: https://instagram.com/lexfridman [https://instagram.com/lexfridman] – TikTok: https://tiktok.com/@lexfridman [https://tiktok.com/@lexfridman] – LinkedIn: https://linkedin.com/in/lexfridman [https://linkedin.com/in/lexfridman] – Facebook: https://facebook.com/lexfridman [https://facebook.com/lexfridman] – Patreon: https://patreon.com/lexfridman [https://patreon.com/lexfridman] – Telegram: https://t.me/lexfridman [https://t.me/lexfridman] – Reddit: https://reddit.com/r/lexfridman [https://reddit.com/r/lexfridman]

Robert Rodriguez is a legendary filmmaker and creator of Sin City, El Mariachi, Desperado, Spy Kids, Machete, From Dusk Till Dawn, Alita: Battle Angel, The Faculty, and his newest venture Brass Knuckle Films. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep465-sc [https://lexfridman.com/sponsors/ep465-sc] See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/robert-rodriguez-transcript [https://lexfridman.com/robert-rodriguez-transcript] CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey [https://lexfridman.com/survey] AMA – submit questions, videos or call-in: https://lexfridman.com/ama [https://lexfridman.com/ama] Hiring – join our team: https://lexfridman.com/hiring [https://lexfridman.com/hiring] Other – other ways to get in touch: https://lexfridman.com/contact [https://lexfridman.com/contact] EPISODE LINKS: Robert’s X: https://x.com/rodriguez [https://x.com/rodriguez] Robert’s Instagram: https://instagram.com/rodriguez/ [https://instagram.com/rodriguez/] Brass Knuckle Films: https://brassknucklefilms.com/ [https://brassknucklefilms.com/] Rebel without a Crew (book): https://amzn.to/3G7gtQJ [https://amzn.to/3G7gtQJ] Rebel without a Crew (audiobook): https://amzn.to/3Ri5wyc [https://amzn.to/3Ri5wyc] SPONSORS: To support this podcast, check out our sponsors & get discounts: Invideo AI: AI video generator. Go to https://invideo.io/i/lexpod [https://lexfridman.com/s/invideoai-ep465-sc] Brain.fm: Music for focus. Go to https://brain.fm/lex [https://lexfridman.com/s/brainfm-ep465-sc] NetSuite: Business management software. Go to http://netsuite.com/lex [https://lexfridman.com/s/netsuite-ep465-sc] Shopify: Sell stuff online. Go to https://shopify.com/lex [https://lexfridman.com/s/shopify-ep465-sc] LMNT: Zero-sugar electrolyte drink mix. Go to https://drinkLMNT.com/lex [https://lexfridman.com/s/lmnt-ep465-sc] OUTLINE: (00:00) – Introduction (10:04) – Explosions and having only one take (17:39) – Success and failure (26:28) – Filmmaking on a low budget (38:41) – El Mariachi (50:10) – Creativity (1:12:06) – Limitations (1:18:22) – Handling criticism (1:34:32) – Action films (1:45:53) – Quentin Tarantino (1:55:52) – Desperado (1:56:54) – Salma Hayek (2:01:40) – Danny Trejo (2:06:55) – Filming in Austin (2:13:05) – Editing (2:22:35) – Sound design (2:27:43) – Deadlines (2:31:14) – Alita: Battle Angel (2:39:36) – James Cameron (2:52:39) – Sin City (3:06:48) – Manifesting (3:18:12) – Memories and journaling (3:27:56) – Mortality PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast [https://lexfridman.com/podcast] – Apple Podcasts: https://apple.co/2lwqZIr [https://apple.co/2lwqZIr] – Spotify: https://spoti.fi/2nEwCF8 [https://spoti.fi/2nEwCF8] – RSS: https://lexfridman.com/feed/podcast/ [https://lexfridman.com/feed/podcast/] – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 [https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4] – Clips Channel: https://www.youtube.com/lexclips [https://www.youtube.com/lexclips]

Dave Smith is a comedian, libertarian, political commentator, and the host of Part of the Problem podcast. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep464-sc [https://lexfridman.com/sponsors/ep464-sc] See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/dave-smith-transcript [https://lexfridman.com/dave-smith-transcript] CONTACT LEX: Feedback – give feedback to Lex: https://lexfridman.com/survey [https://lexfridman.com/survey] AMA – submit questions, videos or call-in: https://lexfridman.com/ama [https://lexfridman.com/ama] Hiring – join our team: https://lexfridman.com/hiring [https://lexfridman.com/hiring] Other – other ways to get in touch: https://lexfridman.com/contact [https://lexfridman.com/contact] EPISODE LINKS: Dave’s X: https://x.com/ComicDaveSmith [https://x.com/ComicDaveSmith] Dave’s YouTube: https://youtube.com/DSmithcomic [https://youtube.com/DSmithcomic] Dave’s Instagram: https://instagram.com/theproblemdavesmith [https://instagram.com/theproblemdavesmith] Dave’s Website: https://comicdavesmith.com/ [https://comicdavesmith.com/] Part of the Problem Podcast: https://partoftheproblem.com/ [https://partoftheproblem.com/] SPONSORS: To support this podcast, check out our sponsors & get discounts: Call of Duty: First-person shooter video game. Go to https://callofduty.com/warzone [https://lexfridman.com/s/call_of_duty-ep464-sc] Tax Network USA: Full-service tax firm. Go to https://tnusa.com/lex [https://lexfridman.com/s/tax_network_usa-ep464-sc] Notion: Note-taking and team collaboration. Go to https://notion.com/lex [https://lexfridman.com/s/notion-ep464-sc] Shopify: Sell stuff online. Go to https://shopify.com/lex [https://lexfridman.com/s/shopify-ep464-sc] BetterHelp: Online therapy and counseling. Go to https://betterhelp.com/lex [https://lexfridman.com/s/betterhelp-ep464-sc] OUTLINE: (00:00) – Introduction (00:10) – Sponsors, Comments, and Reflections (09:32) – Libertarianism (10:47) – Ron Paul (13:59) – Military–industrial complex (20:53) – War on Terror (33:12) – China and Taiwan (41:00) – Just war theory (48:09) – Israel and Gaza (1:05:35) – Douglas Murray (1:13:29) – Hamas (1:29:48) – Hitler and Stalin (1:32:01) – Darryl Cooper (1:41:13) – Antisemitism (1:54:46) – World leaders (2:07:21) – Jeffrey Epstein (2:15:24) – Sam Harris (2:28:07) – Ukraine and Russia (2:47:32) – Joe Rogan (3:00:01) – Conspiracy theories (3:17:52) – Hope PODCAST LINKS: – Podcast Website: https://lexfridman.com/podcast [https://lexfridman.com/podcast] – Apple Podcasts: https://apple.co/2lwqZIr [https://apple.co/2lwqZIr] – Spotify: https://spoti.fi/2nEwCF8 [https://spoti.fi/2nEwCF8] – RSS: https://lexfridman.com/feed/podcast/ [https://lexfridman.com/feed/podcast/] – Podcast Playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 [https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4] – Clips Channel: https://www.youtube.com/lexclips [https://www.youtube.com/lexclips]