Worth Knowing

Walmart: The Pickup Truck Behind $713 Billion in Sales | The 500 — #004 of 500 — from Worth Knowing.

On paper, it was $64.8 billion. On November 30, 2008, Bernie Madoff's firm mailed statements to about 4,800 accounts claiming that much — and behind them sat one bank account holding only a few hundred million. The $65 billion never existed. What direct customers actually lost was about $17.5 billion in real principal — and the recovery that followed is one of the largest in history. This is the full story: how trust replaced verification at every layer — investors, feeder funds, a three-person auditor, a major bank, and the SEC itself — the warnings delivered in writing with math, the eleven days in December 2008 when it collapsed, and the two separate recoveries that handed most of the principal back, years late.

Ransomware Is Failing as a Business. So Why Are Attacks Up 50%? — from Worth Knowing.

DeepSeek released a coding model for fifteen cents per million tokens — free to download, MIT-licensed — and on its own published table it outscored Claude Opus 5 and GPT-5.6 Sol on the DeepSWE coding test. That is the headline. It is not the whole story.

In this Worth Knowing spin-off of our viral Short, Nolan and Priya read the WHOLE table: where V4.1-Flash-1017 (released October 17, 2026) genuinely wins, and where Opus 5 still leads — HLE 56.3 to 42.6, Terminal-Bench 51.8 to 42.3 — because every one of those numbers is DeepSeek's own, and the honest label matters. Then the backstory: a lab spun out of the High-Flyer quant fund, the January 2025 R1 shock that knocked about 17% off Nvidia in a day, and the cost-per-finished-job economics that make $0.15 a bigger deal than any single benchmark. Plus the twist: on October 19, Reuters reported the U.S. Department of Homeland Security ordered DeepSeek removed from federal civilian agency systems — and on October 20, China's Foreign Ministry answered (AP). Both positions, reported neutrally.

SOURCES

• Reuters, October 19, 2026 — DHS order removing DeepSeek from federal civilian agency IT systems

• Associated Press, October 20, 2026 — China Foreign Ministry response (spokesperson Mao Ning)

• DeepSeek V4.1-Flash-1017 model card — benchmark table and pricing (company-reported; labeled as such throughout the episode)

• Stanford FSI, "Taking Stock of the DeepSeek Shock" — High-Flyer origins and the January 2025 market reaction

Note: all benchmark scores and per-task costs in this episode are DeepSeek's own published figures unless stated otherwise; independent verification was still pending at production time, and the episode says so.

Apple's first foldable iPhone sold out in about thirty minutes — but the sellout is the least interesting part of this story. Samsung shipped the first Galaxy Fold in 2019. Apple waited seven years. Why?

In this Worth Knowing spin-off of our viral Short, Nolan and Priya dig into the seven-year wait: the 2019 launch disasters that broke in reviewers' hands, the 2011 patent that started it all, Apple CEO John Ternus calling early foldables "kind of cheap and crappy" (TIME), the crease, hinge, and durability problems Apple had to solve, and the market math — foldables are still only about 2% of all smartphones (Counterpoint Research), yet Apple is forecast to take roughly 25% of the foldable market in its first year. Plus the twist nobody predicted: Apple's launch is measurably lifting Samsung's sales (Forbes).

SOURCES

• Counterpoint Research — global foldable shipments forecast, August 2026

• TIME interview with John Ternus (via Mac Observer / WebProNews), October 2026

• Forbes (via 9to5Google) — Samsung Fold 8 demand +16%, searches +300%, October 14, 2026

• MacDailyNews / Bloomberg — preorder sellout and eBay resales, October 2026

• Engadget — foldable history: Royole FlexPai and the 2019 Galaxy Fold

Note: market shares are analyst forecasts; Foxconn yield figures are unconfirmed supply-chain reporting, labeled as such in the episode.

The full story of NVIDIA — from a Santa Clara startup booth to the defining company of the AI era. In 19 minutes: how a graphics-chip maker became the most important company in artificial intelligence, and why it isn't just a chip company.

Three of the smartest institutions in America looked at the same job market this year — and came back with three different answers. Stanford says something real is happening to young workers. UCLA says the great graduate jobs collapse never arrived. Goldman Sachs says the total damage so far is modest. Nolan and Priya put every number through the Data Audit: measured vs forecast, and why a change in employment is not proof of what caused it. No hype, no doom — just what each side actually counted.

McDonald's Isn't a Burger Company: The Full Story in 18 Minutes — from Worth Knowing.

The AI boom was built on borrowed money — and the bill just got more expensive. CoreWeave owes nearly $50 billion, its bond yields touched 15%, and $80 billion of market value vanished in a single day. Here's how the AI debt machine works, and what it means for your bills.Nolan and Priya explain the system underneath the AI buildout: data centers paid for today with borrowed money, revenue that's supposed to arrive over years, and what happens when interest rates rise at the exact moment investors start asking for proof. CoreWeave lost about a fifth of its value on Wednesday, its debt trades at a 20% discount, and insuring its bonds against default now costs over $10 for every $100 covered. Oracle's bonds came under the same pressure.Then the other side of the split: TSMC posted its sixth straight record quarter but turned cautious on 2027, Anthropic's revenue jumped about 45% to $16.8 billion ahead of its planned public listing, and wholesale prices rose 6.3% year over year — the inflation loop that makes every one of those loans pricier to refinance. Plus US headlines, Guardians–Rays ALCS Game 3, Inter Miami's playoff clincher, and the Great Lakes storm.Chapters:00:00 - The debt underneath the AI boom00:33 - Explainer: How the AI debt machine works04:09 - TSMC turns cautious04:53 - The other side: real revenue05:35 - Why borrowing just got pricier06:39 - US headlines: markets, politics, Fort Hood decision07:48 - Sports: Guardians lead; Miami clinches08:22 - Weather: Great Lakes storm; East heat then plunge09:22 - Tomorrow: ALCS continues; Northeast rainSubscribe to Worth Knowing for your news every evening — and listen to The Daily Debrief on Spotify, Apple Podcasts, or wherever you get your podcasts.#AINews #StockMarket #DailyDebrief #WorthKnowing #InflationCheck out Muse, your personal AI agent. Redeem my code in Settings within 48 hours of joining and we'll both get 1 billion Muse tokens.Code: 5JKBKJhttps://muse.ai/join

Enron: The $63 Billion Lie — from Worth Knowing.