2026-07-22 Social General Briefing Summary

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The Gates Foundation met with Epstein about 30 times despite staff concerns, an external review says (r/news)

US war in Iran has cost \$37.5 billion so far, Pentagon says (r/news)

People who are 40+, what is a “silent killer” habit that people in their 20s think is completely harmless, but is secretly setting them up to get absolutely destroyed in a decade? (r/AskReddit)

What businesses do you think are quietly declining because younger generations aren’t interested in them? (r/AskReddit)

What is an anime you consider an absolute 10/10 masterclass from start to finish? (r/AskReddit)

2026-07-22 Social Tech Briefing Summary

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How’s this possible? CTO at OpenAI (Blind)

Laid off in my 40s, and the market feels completely hostile to senior talent. (Blind)

Leaving Apple for Meta was the single worst career decision I’ve ever made. (Blind)

“He’s an analog man in a digital AI world”: Nolan’s ‘The Odyssey’ made back its \$250M budget in 3 days without industrywide AI cost cutting (r/technology)

Five tech giants are hiding \$1.65tn in AI debt, using the trick that toppled Enron (r/technology)

NVIDIA 20260721 Setting a World Record for MoE Pre-Training on NVIDIA GB300 NVL72 Summary

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When sparse computation makes communication dense

The official NVIDIA Technical Blog published this post on July 21, 2026. It uses a DeepSeek-V3 671B pre-training run to make a broader systems argument: mixture-of-experts models save arithmetic by activating only part of the network for each token, but that efficiency moves the limiting resource toward communication.

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Scientific American 202604 The Surprising Science of Tickling Summary

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A Familiar Feeling with an Unsettled Explanation

Tickling is instantly recognizable but scientifically slippery. It blends touch, laughter, anticipation, emotion and social context into a sensation that can feel playful in one moment and unbearable in another. In “The Surprising Science of Tickling,” neuroscientist Konstantina Kilteni argues that this odd experience offers a useful way to study how the brain combines bodily signals and predicts what a touch will feel like.

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Techmeme 20260722 US Startup Wins EU Approval for Sight-Restoring Bionic Eye Summary

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Techmeme surfaced the July 22, 2026 development in its PRIMA bionic-eye item, led by the Financial Times report US start-up wins EU approval for sight-restoring bionic eye. Science Corporation’s commercial-launch announcement and the underlying clinical study provide the technical and medical context.

The important word in “bionic eye” is not eye but interface. PRIMA does not heal damaged photoreceptors or recreate ordinary sight. It inserts a new path between a camera and the surviving neural circuitry of the retina, giving some people with advanced age-related macular degeneration enough artificial central vision to read letters, numbers, and words.

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The Economist 20260704 Trial and error Summary

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This summary covers The Economist’s July 4th, 2026 Business article listed in the contents as The rise of vibe lawyering and published under the headline Trial and error.

Artificial intelligence is making it easier for people to enter court without hiring a lawyer. That can widen access to a system whose cost and complexity shut many people out. But early evidence suggests that chatbots are also filling courts with fabricated precedents, overconfident claims and far more paperwork. The result is not the disappearance of lawyers so much as a new division of labour between machines that make legal help cheaper and humans who verify what the machines produce.

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2026-07-21 Social General Briefing Summary

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Charlie Kirk sign removed from Tenn. highway after veterans object (r/news)

5 dead in attempt to save a struggling swimmer in an Ohio river, sheriff says (r/news)

What’s a movie cliche that happened to you in real life, even though they “never happen in real life”? (r/AskReddit)

What is the most disturbing or unhinged Reddit post you’ve ever read that still lives in your head rent-free? (r/AskReddit)

What situation as a child did you only realize you were in danger as an adult? (r/AskReddit)

2026-07-21 Social Tech Briefing Summary

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Google hiring 1580 FDEs is just insane??? (Blind)

Let’s see a human do this (Blind)

My teammate doesn’t even draft his own messages anymore (Blind)

Americans hate AI so much that politicians are starting to lose their jobs over it (r/technology)

SpaceX aborts launch after ignition, again – ends broadcast without an explanation (r/technology)

LeetCode MEDIUM 1877 Minimize Maximum Pair Sum in Array Summary

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Quick facts

Problem gist

An even-length array must be divided into pairs, with every element used exactly once. Each pair has a sum, and the score of a complete pairing is its largest pair sum. The goal is to make that worst pair as small as possible.

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Scientific American 202507 How Susceptible Are We to False Memories? Summary

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Memory is fallible, but that does not mean it is easy to rewrite wholesale. People forget details, confuse sources and absorb misleading suggestions. The more alarming claim is that an experimenter or therapist can readily implant a vivid memory of an entire event that never occurred. Psychologists Bernice Andrews and Chris R. Brewin argue that the evidence for this stronger claim is much weaker than it is often made to seem.

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