2026-05-20 Social General Briefing Summary

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US justice department ‘forever’ bars IRS from auditing Trump’s past tax returns (r/news)

NAACP calls for boycott of Southern college sports programs over voting rights (r/news)

Trump Wants Russia and China to Help Combat the International Court That Charges War Crimes (r/worldnews)

What is a ‘single person luxury’ that people in relationships completely miss out on? (r/AskReddit)

TIL After Francis I exchanged himself in spanish captivity in 1526 with his two sons, aged 7 and 8, he annuled everything he signed in exchange for his release, but the kids remained in captivity for nearly 4 years. His eldest son and heir was scarred for life as a result (r/todayilearned)

2026-05-20 Social Tech Briefing Summary

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Claude 5=Nuclear bomb (Blind)

I’m about to get laid off from Meta (Blind)

‘The Worst Leak That I’ve Witnessed’: U.S. Cybersecurity Agency Leaves Its Digital Keys Out in Public on GitHub (r/technology)

Google Search as you know it is over (r/technology)

Gen Z’s AI backlash is getting louder (r/technology)

Google DeepMind 20260519 Co-Scientist A Multi-Agent AI Partner to Accelerate Research Summary

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What happened

Google DeepMind’s official blog published Co-Scientist: A multi-agent AI partner to accelerate research, a May 19, 2026 post about a Gemini-based multi-agent system for generating, criticizing, ranking, and refining scientific hypotheses.

The post is interesting because Co-Scientist is not framed as a single chatbot that happens to know a lot of biology. It is an orchestration system that tries to copy part of the scientific method: generate candidate explanations, expose them to adversarial review, compare them against alternatives, revise them, and hand the researcher a stronger proposal. That makes it a useful example of agent design in a domain where a fluent final answer is not enough. The system has to manage uncertainty, novelty, evidence, and downstream experimental cost.

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LeetCode MEDIUM 444 Sequence Reconstruction Summary

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Quick facts

What the problem is asking

The input gives a target sequence nums and a list of shorter sequences. Each shorter sequence says, “these numbers must appear in this relative order.”

The task is not just to ask whether nums can be built from those constraints. It asks whether nums is the only shortest sequence that satisfies every constraint. If another sequence of the same shortest length can also satisfy the constraints, the answer is False.

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Scientific American 202503 The Darkest Place in the Milky Way Summary

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Darkness that makes stars

Phil Plait’s column begins by turning away from the spectacular images that usually define modern astronomy. The universe is full of exploding stars, colliding galaxies and glowing nebulae, but some of its most important objects are visible because they are dark. The article focuses on Bok globules: small, dense clouds of gas and dust that can look like holes punched into a starry background.

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Techmeme 20260520 GitHub confirms breach of 3800 repos via malicious VSCode extension Summary

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Techmeme surfaced this May 20, 2026 story in its Techmeme cluster, and the original report is Sergiu Gatlan’s BleepingComputer article, GitHub confirms breach of 3,800 repos via malicious VSCode extension.

The developer toolchain is the target

The breach is striking because it did not start with an exotic cloud exploit or a direct attack on GitHub’s production systems. According to BleepingComputer’s report, GitHub said roughly 3,800 internal repositories were exfiltrated after one employee installed a poisoned VS Code extension. GitHub removed the malicious extension version, isolated the affected endpoint, and began incident response.

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The Economist 20260425 Grouse and chairlifts Summary

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This summary covers The Economist’s April 25th, 2026 Science & technology article listed in the contents as Grouse and chairlifts and published under the headline Last resorts.

The article turns a small Alpine conservation problem into a useful lesson about design. Black grouse have been flying into chair-lift cables at ski resorts for years, often fatally. Resorts tried to help by hanging warning markers from the cables. The trouble was that many of those markers were red, and new research suggests red is precisely the wrong signal for the birds.

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2026-05-19 Social General Briefing Summary

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Trump says he’s postponing ‘scheduled attack of Iran tomorrow’ at Middle East leaders’ request (r/worldnews)

Bodies of missing Italian divers found in Maldives (r/news)

Active shooter reported at Islamic Center of San Diego: Police (r/news)

An asteroid discovered days ago will narrowly miss Earth (r/worldnews)

What is something you’ve officially stopped buying in 2026 because the price has become genuinely insulting? (r/AskReddit)

TIL that the son of the man who welcomed the puritans and fed them when they were starving had his head cut off and put on a spike for 20 years at the same location as the first thanksgiving. (r/todayilearned)

2026-05-19 Social Tech Briefing Summary

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META PLANS LAYOFFS IN 3 BATCHES GLOBALLY WEDNESDAY: RTRS (Blind)

Is AI actually helping you ship faster? (Blind)

Data centers raise nearby temperatures by up to 4 degrees in Phoenix (r/technology)

Senator Adam Schiff Proposes Bill Requiring Data Centers to Pay for Own Power (r/technology)

314 npm packages just got compromised, 271 @antv, echarts-for-react, size-sensor, timeago.js (r/programming)

Creator of C++: “AI-generated code isn’t ready - it generates more bugs, more bloat, more security holes, and is nearly impossible to validate” (r/singularity)

GitHub 20260514 From Latency to Instant Modernizing GitHub Issues Navigation Performance Summary

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What happened

GitHub’s official engineering blog published From latency to instant: Modernizing GitHub Issues navigation performance, a production writeup about making GitHub Issues feel fast by changing the client/server navigation architecture rather than treating the problem as a narrow backend-latency optimization.

The core idea is that a developer tool’s perceived performance is dominated by the loop between intent and visible feedback. Opening an issue, jumping to a linked thread, returning to a list, and scanning the next item are not isolated page loads. They are part of a triage workflow. GitHub therefore measured the work around Highest Priority Content, or HPC, an internal metric aligned with Largest Contentful Paint that tracks when the main issue content, usually the title or body, is rendered. The team bucketed navigations into instant, fast, and slow using HPC thresholds, then optimized the distribution rather than focusing only on the worst tail.

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