#474 – DHH: Future of Programming, AI, Ruby on Rails, Productivity & Parenting

Alex Filippenko is an astrophysicist and professor of astronomy at Berkeley. Please support this podcast by checking out our sponsors: - Neuro: https://www.getneuro.com and use code LEX to get 15% off - BetterHelp: https://betterhelp.com/lex to get 10% off - MasterClass: https://masterclass.com/lex to get 15% off annual sub - Cash App: https://cash.app/ and use code LexPodcast to get $10 EPISODE LINKS: Alex's Website: https://astro.berkeley.edu/people/alex-filippenko/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (06:36) - Universe expansion (08:00) - Dark energy (15:28) - Scientific revolutions (27:18) - Asteroid hitting Earth (30:50) - Giant solar flares and the power grid (37:50) - Elon Musk and space exploration (42:41) - Exoplanets (50:03) - Traveling close to the speed of light (52:13) - Traveling faster than the speed of light (1:00:39) - Intelligent life in the universe (1:04:14) - Fermi Paradox (1:13:52) - Finding alien life would be bad news (1:18:49) - UFO sightings (1:31:58) - Universe expansion speed (1:36:42) - The universe is infinite (1:40:58) - What happened before the Big Bang? (1:45:14) - Roger Penrose (1:48:48) - Nobel Prize for the accelerating universe (2:10:23) - Supernova (2:21:47) - The greatest story ever told (2:25:44) - Richard Feynman (2:32:37) - Meaning of life

8 Nov 20202h 40min

Dan Carlin is a historian, political thinker, and podcaster. Please support this podcast by checking out our sponsors: - Athletic Greens: https://athleticgreens.com/lex and use code LEX to get free vitamin D - SimpliSafe: https://simplisafe.com/lex and use code LEX to get a free security camera - Magic Spoon: https://magicspoon.com/lex and use code LEX to get free shipping - Cash App: https://cash.app/ and use code LexPodcast to get $10 EPISODE LINKS: Dan's Twitter: https://twitter.com/hardcorehistory Dan's Website: https://www.dancarlin.com/ Hardcore History podcast: https://apple.co/2HX7hAA Common Sense podcast: https://apple.co/3mM6WPZ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (07:53) - Nature of evil (14:50) - Is violence and force fundamental to human civilization? (19:58) - Will we always have war? (29:38) - The Russian front in World War II (37:32) - Ideologies of the US, the Soviet Union, and China (50:15) - Putin (1:02:50) - Journalism is broken (1:10:16) - Genghis Khan (1:24:36) - Greatest leader in history (1:32:21) - Could Hitler have been stopped? (1:49:21) - Hitler's Antisemitism (1:55:12) - Destructive power of evil (2:04:26) - Will human civilization destroy itself? (2:16:31) - Elon Musk, Tesla, SpaceX (2:24:53) - Steering around the iceberg - wow do we avoid collapse of society? (2:47:00) - Advice on podcasting (2:50:12) - Joe Rogan, Spotify, and the future of podcasting (3:05:19) - Future episodes of Hardcore History podcast (3:20:21) - Is Ben real? (3:21:05) - Meaning of life

3 Nov 20203h 26min

Charles Isbell is the Dean of the College of Computing at Georgia Tech. Please support this podcast by checking out our sponsors: - Neuro: https://www.getneuro.com and use code LEX to get 15% off - Decoding Digital: https://appdirect.com/decoding-digital - MasterClass: https://masterclass.com/lex to get 15% off annual sub - Cash App: https://cash.app/ and use code LexPodcast to get $10 EPISODE LINKS: Charles's Twitter: https://twitter.com/isbellHFh Charles's Website: https://www.cc.gatech.edu/~isbell/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (07:16) - Top 3 movies of all time (13:26) - People are easily predictable (19:08) - Breaking out of our bubbles (30:54) - Interactive AI (37:26) - Lifelong machine learning (45:53) - Faculty hiring (53:27) - University rankings (1:00:55) - Science communicators (1:10:20) - Hip hop (1:19:20) - Funk (1:20:44) - Computing (1:36:35) - Race (1:52:40) - Cop story (2:01:01) - Racial tensions (2:10:23) - MLK vs Malcolm X (2:13:44) - Will human civilization destroy itself? (2:18:14) - Fear of death and the passing of time

2 Nov 20202h 28min

Eric Weinstein is a mathematical physicist, podcaster, and intellectual. Please support this podcast by checking out our sponsors: - Grammarly: https://grammarly.com/lex to get 20% off premium - Sun Basket: https://sunbasket.com/lex and use code LEX to get $35 off - SEMrush: https://www.semrush.com/partner/lex/ to get a free month of Guru - ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free EPISODE LINKS: Eric's Twitter: https://twitter.com/EricRWeinstein Eric's YouTube: https://www.youtube.com/ericweinsteinphd The Portal podcast: https://podcasts.apple.com/us/podcast/the-portal/id1469999563 PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. 00:00 - Introduction 07:46 - Eddie Van Halen 15:26 - Leonard Cohen 23:22 - Battle between ego and humility 28:38 - Darkness and beauty 35:20 - Jimi Hendrix 38:08 - Good Will Hunting 42:16 - Revolutionary minds 53:49 - Next Elon Musk should come from MIT 58:14 - Love with save the world 1:03:30 - Are we headed toward a civil war? 1:15:04 - Joe Rogan 1:28:52 - Our political leaders 1:34:11 - Younger people should have more power 1:44:30 - The Portal 2:09:20 - Money 2:11:26 - Roger Penrose 2:19:06 - Jeffrey Epstein 2:37:44 - We need to get off this planet 2:40:41 - An update on Geometric Unity 2:46:33 - Gratitude

30 Okt 20202h 57min

Manolis Kellis is a computational biologist at MIT. Please support this podcast by checking out our sponsors: - SEMrush: https://www.semrush.com/partner/lex/ to get a free month of Guru - Pessimists Archive: https://pessimists.co/ - Eight Sleep: https://www.eightsleep.com/lex and use code LEX to get $200 off - BetterHelp: https://betterhelp.com/lex to get 10% off EPISODE LINKS: Manolis Website: http://web.mit.edu/manoli/ Manolis Twitter: https://twitter.com/manoliskellis Manolis YouTube: https://www.youtube.com/channel/UCkKlJ5LHrE3C7fgbnPA5DGA Manolis Wikipedia: https://en.wikipedia.org/wiki/Manolis_Kellis PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. 00:00 - Introduction 08:05 - Molecular basis for human disease 32:04 - Deadliest diseases 37:47 - Genetic component of diseases 46:38 - Genetic understanding of disease 1:02:25 - Unified theory of human disease 1:08:26 - Genome circuitry 1:33:29 - CRISPR 1:45:06 - Mitochondria 1:53:10 - Future of biology research 2:22:46 - The genetic circuitry of disease

25 Okt 20202h 40min

George Hotz (geohot) is a programmer, hacker, and the founder of Comma.ai. Please support this podcast by checking out our sponsors: - Four Sigmatic: https://foursigmatic.com/lex and use code LexPod to get up to 40% & free shipping - Decoding Digital: https://appdirect.com/decoding-digital - ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free EPISODE LINKS: Comma.ai's Twitter: https://twitter.com/comma_ai Comma.ai's Website: https://comma.ai/ George's Instagram: https://www.instagram.com/georgehotz George's Twitch: https://www.twitch.tv/georgehotz George's Twitter: https://twitter.com/realgeorgehotz Comma.ai YouTube (unofficial): https://www.youtube.com/channel/UCwgKmJM4ZJQRJ-U5NjvR2dg PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. 00:00 - Introduction 07:02 - Will human civilization destroy itself? 09:49 - Where are the aliens? 14:36 - Tic Tac UFO and Bob Lazar 17:04 - Conspiracy theories 19:07 - The programming language of life 23:28 - The games that humans play 31:58 - Memory leaks in the simulation 34:29 - Theories of everything 36:14 - Ethereum startup story 44:02 - Cryptocurrency 53:28 - Self-help advice 57:08 - Comma.ai 59:02 - Comma two 1:07:50 - Tesla vs Comma.ai 1:16:53 - Driver monitoring 1:30:34 - Communicating uncertainty 1:32:22 - Tesla Dojo 1:38:50 - Tesla Autopilot big rewrite 1:45:09 - How to install the Comma Two 1:49:44 - Openpilot is Android & Autopilot is iOS 1:58:59 - Waymo 2:10:12 - Autonomous driving and society 2:12:24 - Moving 2:15:29 - Advice to Startups 2:28:32 - Programming setup 2:31:32 - Ideas that changed my life 2:39:37 - GPT-3 2:42:57 - AGI 2:47:00 - Programming languages that everyone should learn 2:53:33 - How to learn anything 2:56:05 - Book recommendations 3:04:28 - Love 3:06:17 - Psychedelics 3:08:38 - Crazy

22 Okt 20203h 13min

Chris Lattner is a world-class software & hardware engineer, leading projects at Apple, Tesla, Google, and SiFive. Please support this podcast by checking out our sponsors: - Blinkist: https://blinkist.com/lex and use code LEX to get a free week of premium - Neuro: https://www.getneuro.com and use code LEX to get 15% off - MasterClass: https://masterclass.com/lex to get 15% off annual sub - Cash App: https://cash.app/ and use code LexPodcast to get $10 EPISODE LINKS: Chris's Twitter: https://twitter.com/clattner_llvm Chris's Website: http://nondot.org/sabre/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. 00:00 - Introduction 07:12 - Working with Elon Musk, Steve Jobs, Jeff Dean 12:42 - Why do programming languages matter? 18:42 - Python vs Swift 29:35 - Design decisions 34:53 - Types 38:41 - Programming languages are a bicycle for the mind 41:13 - Picking what language to learn 47:12 - Most beautiful feature of a programming language 56:36 - Walrus operator 1:06:03 - LLVM 1:11:15 - MLIR compiler framework 1:15:21 - SiFive semiconductor design 1:27:56 - Moore's Law 1:31:09 - Parallelization 1:35:37 - Swift concurrency manifesto 1:46:26 - Running a neural network fast 1:52:03 - Is the universe a quantum computer? 1:57:44 - Effects of the pandemic on society 2:14:56 - GPT-3 2:19:15 - Software 2.0 2:32:41 - Advice for young people 2:37:24 - Meaning of life

19 Okt 20202h 47min

Scott Aaronson is a quantum computer scientist. Please support this podcast by checking out our sponsors: - SimpliSafe: https://simplisafe.com/lex and use code LEX to get a free security camera - Eight Sleep: https://www.eightsleep.com/lex and use code LEX to get $200 off - ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free - BetterHelp: https://betterhelp.com/lex and use code LEX to get 10% off EPISODE LINKS: Scott's Blog: https://www.scottaaronson.com/blog/ Our previous episode: https://www.youtube.com/watch?v=uX5t8EivCaM PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/LexFridmanPage - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. 00:00 - Introduction 07:46 - Simulation 12:38 - Theories of everything 18:18 - Consciousness 40:32 - Roger Penrose on consciousness 50:44 - Turing test 54:31 - GPT-3 1:03:02 - Universality of computation 1:09:33 - Complexity 1:15:38 - P vs NP 1:27:57 - Complexity of quantum computation 1:40:03 - Pandemic 1:53:49 - Love

12 Okt 20201h 56min