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Peter and Aubrey land on opposite sides of the AI divide: Aubrey has stopped using large language models almost entirely and sees them flattening critical thinking, while Peter uses them daily for drudgery and automation but refuses to let them near anything creative. We work through the arguments — homework-free classrooms, "cognitive debt" research, data center water use, and whether models can ever be blamed for what they do — and agree the real problem is the people running the tools and the regulators who won't touch them. Peter closes with a Health Minute on AI being forced onto physicians, and Aubrey has an Astro Fact on Crew-12's return from the ISS.
Show Notes
Peter and Aubrey take on the space facts everyone seems to know—and several that don't survive a closer look. Aubrey explains why Venus is hotter than Mercury, why the North Star isn't the brightest star, and why Saturn doesn't have a monopoly on rings. Black holes and the Big Bang push the conversation toward the limits of what we know, while the supposed planet Nibiru brings back Aubrey's fourth-grade memories of the world allegedly ending in 2012.
Along the way: a cosmic microwave background plushie, the disappointing gap between telescope images and the naked-eye view, and a planetary size comparison that somehow forgets Mars. They finish with space-colonization fiction, Peter's slow march through The Iliad, and a question for a future episode: how much should we trust a watch that tells us whether we're recovered?
Show Notes
Peter and Aubrey tier-rank roughly 40 of the most-used emoji — from the S-tier greats (poop, rolling eyes, facepalm, middle finger, crying-laughing) to the D-tier offenders (the ROFL emoji, which Peter openly despises) — and in the process reveal exactly how differently a father and daughter text. Along the way, they debate emoji versatility, ambiguity, and the risk of being misunderstood. Peter closes the "low-stakes activity" with a confession about his S-tier list, then Aubrey delivers an Astro Fact on the morning's Nancy Grace Roman Space Telescope launch.
Show Notes
Peter and Aubrey recap the surprise family trip to Las Vegas for Peter's 50th — the first time the whole family has been together since Alex and Lily got married. They cover the Backstreet Boys' "Into the Millennium" residency at the Sphere (including the Gen Z crowd singing along, often badly, and some truly unsettling visuals), the crab-leg assault at the Bacchanal Buffet, Spider-Man: Brand New Day, and the main event: 20 laps in a Ferrari 296 GTB at SpeedVegas with a relentlessly encouraging coach named Nico. Peter also plugs his new Imperfect Practice piece arguing that the harms of social isolation have been exaggerated, and Aubrey announces she's getting back into research with her old mentor.
Show Notes
Peter and Aubrey tackle one of the hardest social transitions there is: making friends as an adult, after college's forced proximity is gone. Aubrey shares how COVID convinced her she'd turned introverted — until a weekend with a fearless friend showed her the extrovert was still there, just walled off. Peter traces how med school and residency made friendship functionally impossible, and how a Dungeons & Dragons group finally gave him a reason to show up — and the stickiness to keep showing up. They separate social isolation from loneliness, debunk the viral claim that isolation is as dangerous as smoking 15 cigarettes a day, and land on the same conclusion: friendship takes intentionality, and it's worth it.
Peter and Aubrey share everything they wanted to be when they grew up — from Aubrey's childhood spy fantasies and mermaid aspirations to Peter's astronaut dreams (crushed by a second-grade principal). Peter recounts his journey from orthopaedic surgery to urology, and Aubrey traces her path from pediatric cardiothoracic surgery to astrophysics.
Show Notes
Peter and Aubrey each share their five all-time favorite TV shows — and discover an accidental through line. Three of Peter's five were created by Mike Schur, and nearly every pick on both lists is about people helping each other become better. They talk about why "prestige TV" doesn't appeal to them (too stressful), why comedy doesn't have to be mindless to be meaningful, and how these shows reflect a belief that community — not individualism — is what makes us human.
Show Notes
Peter checks in while recovering from a cold and deep into the newly released Forza Horizon 6 (set in Japan); Aubrey is heading into summer break and excited about her personal training certification. The episode's central metaphor — "motivation is weather, systems are climate" — frames a rich conversation about why motivation fades and what it looks like to build sustainable personal systems instead. Peter catalogs a long history of task management apps before landing on a daily-note-plus-Todoist system, automated through Claude Cowork, that finally fits how his brain works. Aubrey shares her own collection of small systems — a scripted 5:30 a.m. gym routine with Hayden, a fixed pre-gym snack, strict grocery lists across three stores — all designed to eliminate meaningless decision fatigue. They close with the bigger picture: behavior change requires identity change first, and as Scott Barry Kaufman puts it, "the system hand keeps the lights on, but the soul hand decides whether the lights are pointing at anything worth looking at."
Peter and Aubrey work through a list of fitness and health myths — everything from whether your pee needs to be clear to whether cold plunges do anything besides make you cold. Peter, a physician who actually researched every item beforehand, delivers verdicts with increasing exasperation at the wellness-industrial complex. The episode gets off to a chaotic start when Aubrey's city issues a tornado warning mid-recording, which they handle with an extremely relaxed amount of concern.
SHOW NOTES
Peter and Aubrey dig into Dungeon Crawler Carl by Matt Dinneman — all seven books, with book eight nine days out. They cover how they each came to the series, why the audiobooks (narrated by Jeff Hays) are basically the only correct way to experience it, and what separates DCC from the litRPG slop Peter burned out on years ago. The back half goes full spoilers: theories on the ending, whether Donut survives, and a frank debate about where DCC actually sits in the pantheon — fun and entertaining, they agree, but not literature, which is fine — and which leads Peter to take a brief shot at Brandon Sanderson on his way out the door.
SHOW NOTES
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