Synopsis
Podcast by Isaac Arthur
Episodes
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Doomsday Devices & Ontological Weaponry
09/11/2025 Duration: 29minFrom nuclear nightmares to reality-breaking weapons, we examine how science and fiction imagine the end of everything. What happens when weapons don’t just destroy worlds but unmake reality itself? Explore the science of apocalypse.Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthurWatch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Doomsday Devices
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Doomsday Devices & Ontological Weaponry (Narration Only)
09/11/2025 Duration: 28minFrom nuclear nightmares to reality-breaking weapons, we examine how science and fiction imagine the end of everything. What happens when weapons don’t just destroy worlds but unmake reality itself? Explore the science of apocalypse.Checkout Scav: https://go.nebula.tv/scav?ref=isaacarthurWatch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Doomsday Devices
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The Space Mining Boom - How Resources Will Shape the Future Economy
06/11/2025 Duration: 27minFrom lunar regolith to metal-rich asteroids, this episode examines how off-world resources could spark the largest economic boom in human history — and what the fuel, transport, and political math actually looks like.Checkout Rifftrax https://go.nebula.tv/scav?ref=isaacarthurWatch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:The Space Mining Boom - How
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The Space Mining Boom - How Resources Will Shape the Future Economy (Narration Only)
06/11/2025 Duration: 27minFrom lunar regolith to metal-rich asteroids, this episode examines how off-world resources could spark the largest economic boom in human history — and what the fuel, transport, and political math actually looks like.Checkout Rifftrax https://go.nebula.tv/scav?ref=isaacarthurWatch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:The Space Mining Boom - How
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Insectoid Aliens - Hive Minds, Swarms, and Alien
02/11/2025 Duration: 28minForget little green men — the galaxy’s most likely aliens may be hives and swarms. From biology to starships, insectoid life could shape civilizations stranger than ours.Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free!Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Insectoid Aliens - Hive Minds, Swarms, and Alien EvolutionWritten, Produced & Narrated by: Isaac ArthurEdit
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Insectoid Aliens - Hive Minds, Swarms, and Alien Evolution (Narration Only)
02/11/2025 Duration: 27minForget little green men — the galaxy’s most likely aliens may be hives and swarms. From biology to starships, insectoid life could shape civilizations stranger than ours.Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free!Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Insectoid Aliens - Hive Minds, Swarms, and Alien EvolutionWritten, Produced & Narrated by: Isaac ArthurEdit
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The Fermi Paradox - Forbidden Zones
30/10/2025 Duration: 28minFrom supernova graveyards and magnetar death fields to alien quarantines and simulation boundaries, we map out the “haunted houses” of the Milky Way and ask: are we living in one?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Isaac Arthur vs The Cube on Reels of Justice: https://www.buzzsprout.com/1154249/episodes/18054366Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.pa
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The Fermi Paradox - Forbidden Zones (Narration Only)
30/10/2025 Duration: 31sFrom supernova graveyards and magnetar death fields to alien quarantines and simulation boundaries, we map out the “haunted houses” of the Milky Way and ask: are we living in one?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Isaac Arthur vs The Cube on Reels of Justice: https://www.buzzsprout.com/1154249/episodes/18054366Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.pa
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Caretaker AI & Genius Loci: When Worlds Grow Minds of Their Own
26/10/2025 Duration: 35minMeet the caretaker AIs: guardians of planets, habitats, and civilizations. What happens when machines become the spirit and soul of the worlds they protect?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.faceb
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Caretaker AI & Genius Loci: When Worlds Grow Minds of Their Own (Narration Only)
26/10/2025 Duration: 34minMeet the caretaker AIs: guardians of planets, habitats, and civilizations. What happens when machines become the spirit and soul of the worlds they protect?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.faceb
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Twilight Imperium - When Galactic Civilizations Ebb
23/10/2025 Duration: 35minFrom Asimov’s Foundation to Warhammer 40K and Twilight Imperium, science fiction is filled with collapsing empires. But could civilizational decline really explain why the Universe seems so empty?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac
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Twilight Imperium - When Galactic Civilizations Ebb (Narration Only)
23/10/2025 Duration: 34minFrom Asimov’s Foundation to Warhammer 40K and Twilight Imperium, science fiction is filled with collapsing empires. But could civilizational decline really explain why the Universe seems so empty?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac
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Abandoned Space Colonies - How Worlds Can Unterraform Themselves (Narration Only)
19/10/2025 Duration: 34minColonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements.Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFaceboo
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Abandoned Space Colonies - How Worlds Can Unterraform Themselves
19/10/2025 Duration: 33minColonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements.Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFaceboo
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AI Alignment - Can We Make AI Safe? (Narration Only)
16/10/2025 Duration: 31minFrom safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/15839
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AI Alignment - Can We Make AI Safe?
16/10/2025 Duration: 32minFrom safety protocols to philosophy, AI alignment asks a hard question: can we build artificial intelligence that truly serves humanity?Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cyclesGet Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthurGet a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthurUse the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Visit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/15839
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Why Data Centers in Space Could Launch a New Space Economy? (Narration Only)
13/10/2025 Duration: 14minThe future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.comVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Why Data Centers in Space Could Launch a New Space Economy?Written, Produced & Narrated by: Isaac ArthurGraphics: Mafic Studios & Sergio BoteroSelect imagery/vide
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Why Data Centers in Space Could Launch a New Space Economy?
13/10/2025 Duration: 14minThe future of computing might be off-world. Learn how orbital data centers could power AI, solar energy, and a thriving space industry.Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/Any comments, corrections, or thoughts on the video? email Isaac.Arthur.Utube@gmail.comVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShECredits:Why Data Centers in Space Could Launch a New Space Economy?Written, Produced & Narrated by: Isaac ArthurGraphics: Mafic Studios & Sergio BoteroSelect imagery/vide
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Dyson Spheres and Solar Commerce: The Birth of a Stellar Economy (Narration Only)
12/10/2025 Duration: 32minA Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions.Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free!Join this channel to get access to perks:https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/joinVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShESee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
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Dyson Spheres and Solar Commerce: The Birth of a Stellar Economy
12/10/2025 Duration: 33minA Dyson Swarm isn’t just power—it’s prosperity. See how humanity could turn a star’s energy into a solar-scale economy of trillions.Go to https://PIAVPN.com/IsaacArthur to get 83% off from our sponsor Private Internet Access with 4 months free!Join this channel to get access to perks:https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/joinVisit our Website: http://www.isaacarthur.netJoin Nebula: https://go.nebula.tv/isaacarthurSupport us on Patreon: https://www.patreon.com/IsaacArthurSupport us on Subscribestar: https://www.subscribestar.com/isaac-arthurFacebook Group: https://www.facebook.com/groups/1583992725237264/Reddit: https://www.reddit.com/r/IsaacArthur/Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.SFIA Discord Server: https://discord.gg/53GAShESee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.