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1:38:00
How Boris Cherny Builds Claude Code: Parallel Agents, No Handwritten Code, and the Printing Press Analogy
Boris Cherny created Claude Code and leads it at Anthropic. In this conversation on The Pragmatic Engineer, he describes how the tool went from a personal experiment with the Anthropic API to somethin
24:01
Peperoncino Remade with Authentic Italian Ingredients: Can It Taste Great Without Added Umami?
In an earlier video, culinary researcher Ryuji concluded that "Japanese-style peperoncino with added umami tastes better than the authentic Italian version," and the video drew a strong backlash. This
22:15Ryuji's Two Takes on Marutai Sara Udon: Enjoy Two Flavors with Make-Ahead Sauces
In this episode, cooking researcher Ryuji featured Marutai's "Nagasaki Sara Udon." The idea came from a visit to Marutai's headquarters, where the company mentioned that it wanted to sell more of its
28:31
Hinata Kato's Daily Routine for Faster Fat Loss: EAAs, Fasted Incline Walking, Nutrient-Focused Meals, Strength Training, and Sleep
In this vlog-style video, fitness YouTuber Hinata Kato ("Hina Channel") films a full day of the routine they follow when they want to lose a significant amount of body fat or change their shape. They
37:32Returning to the Family Restaurant of the Best Friend Who Saved Him During His Shut-In Years: Ryuji Revisits "Koryori Akari" in His Hometown of Chiba
Culinary researcher Ryuji returned to his hometown of Chiba and visited "Koryori Akari," the restaurant run by the parents of Miya, Ryuji's best friend since junior high school. Originally a sushi res
1:17:25
The Design Process Is Dead: Jenny Wen on How Design Works at Anthropic Now
Jenny Wen leads design for Claude Cowork at Anthropic, after serving as head of design for Claude. Before that they were director of design at Figma, where they led the teams behind FigJam and Slides,
35:24Taste-Testing 12 Kinds of Sapporo Ichiban Instant Noodles: Ryuji and Takeshi Takeshima Search for "the Best Bowl"
In this episode, cooking researcher Ryuji invites cooking YouTuber Takeshi Takeshima ("Takeshima Takeshi no Kiwami Meshi") to taste-test more than ten varieties of packaged instant noodles from Sanyo
11:39
The Four Levels of Importance: Matthew Hussey's Framework for Judging Whether Someone Is Right for You
Matthew Hussey, a relationship coach who says he has spent two decades coaching hundreds of thousands of people and is the author of the book Love Life, opens this video with a personal reason for rev
9:41From an Unanswered Email to a Summit: How The Pragmatic Engineer Came to Be
The Pragmatic Summit opened in San Francisco on 11 February 2026 with a welcome address from its host, Gergely Orosz, author of The Pragmatic Engineer. He didn't preview the day's talks. He told the s
15:34
Bryan Johnson's Eight Steps Out of the "Motivational Trap"
Bryan Johnson opens by describing a cycle he calls the motivational trap: you feel bad, you watch something inspiring, you feel good, and then you do nothing, and the cycle repeats. He says this video
41:16Learning Hinamatsuri Chirashi Sushi from a Master Sushi Chef: An Easy Home Version and a Lavish, Labor-Intensive Version
With Hinamatsuri approaching, culinary researcher Ryuji decided to make chirashi sushi on his channel. Since it isn't a dish he makes often himself, he invited an acquaintance who excels at chirashi s
35:52
Recommissioning a Mothballed Solar Cell Plant in Five Months: Lessons from an Automation Project
On an episode of Manufacturing Happy Hour, the host sat down with Chris and Cassie of ET Tech Group to walk through one project: bringing a clean energy manufacturing facility, a solar cell plant that
19:35Microwaved Glass Noodles in a Three-Ingredient "Screw-It Glass Noodle Salad": Finished with Mayonnaise and Karashi Mayo
This is one entry in a series in which culinary researcher Ryuji cooks as a character called "Ryu Mama." This time, the theme is glass noodle salad, which ranked 82nd on a list of "dishes you want Mom
26:10
Inside the Honda CR-V's e:HEV Power Control Unit: A Teardown and Comparison with the Fit
This teardown opens the power control unit (PCU) from a North American sixth-generation Honda CR-V. The presenter notes that the CR-V is expected to go on sale in Japan from February 2026, and that un
1:27:23Jeetu Patel on Making Cisco AI-First, Communicating Without "Packet Loss," and Why AI May Be Essential for Humanity
Jeetu Patel is president and chief product officer at Cisco, a 90,000-person company where roughly 30,000 people report into Patel's organization. In this conversation with Lenny Rachitsky, Patel argu
31:54Pork Stew Without Roux or Demi-Glace: How to Make Up for Pork's Weak Aroma
In this episode, culinary researcher Ryuji makes a brown pork stew without store-bought roux or demi-glace sauce, working alongside the staff member who handles filming and editing (the subtitles rend
1:58:25Mitchell Hashimoto on HashiCorp, the Cloud Giants, and Always Keeping an Agent Running
Mitchell Hashimoto co-founded HashiCorp, whose tools (Vagrant, Packer, Consul, Terraform, Vault, Nomad) became standard parts of cloud infrastructure. He now works on the terminal emulator Ghostty. In
17:33Making Bagged "Nissin Yakisoba" Better with One Extra Step: Ryuji's Boil-Then-Fry Twist
Cooking researcher Ryuji introduced the bagged dried noodle product "Nissin Yakisoba" to staff members and others present. Ryuji suspects that, because they themselves almost always use chilled yakiso
33:33Building AI-Native Engineering Teams: Thomas Dohmke and Rajeev Rajan on Agents, Roles, and What Changes Next
At The Pragmatic Summit, host Gergely Orosz asked two leaders what it means to build an engineering team "in the age of AI." Rajeev Rajan is CTO of Atlassian, a large company with legacy systems and t
29:46Data vs. Hype: What the Numbers Say About How Organizations Actually Win with AI
In this keynote at The Pragmatic Summit, Laura Tacho asks how to separate the real effects of AI on software organizations from the hype. Tacho shares new industry benchmarks and case studies, then de