Danish pension fund divesting US Treasuries

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De-dollarization: Is the US dollar losing its dominance? (2025)

https://www.jpmorgan.com/content/dam/jpm/cib/complex/content/research/dedollarization_update/Dedollarization_Header.jpg
De-dollarization is a trend where countries reduce their use of US dollars in trade and financial transactions, potentially shifting global economic power. This shift could lead to a broad depreciation of US financial assets and upward pressure on real yields.

I'm addicted to being useful

The author is a software engineer who loves their job despite its stress and dysfunction, driven by an addiction to being useful. They believe many engineers share this compulsion, and it's essential to harness it effectively.

The Overcomplexity of the Shadcn Radio Button

https://paulmakeswebsites.com/writing/shadcn-radio-button/shadcn-radio-button.png
The author was tasked with updating radio buttons in a web app and discovered a complex system involving two UI frameworks, Shadcn and Radix, which added unnecessary complexity and dependencies. The author argues that browsers make radio buttons easy to use and that reusing built-in elements is a simpler approach.

Porsche sold more electrified cars in Europe in 2025 than pure gas-powered cars

https://porschepictures.flowcenter.de/pmdb/thumbnail.cgi?id=329688&w=1935&h=1089&crop=1&public=1&cs=86045ab5c54b56a2
Porsche delivered 279,449 cars worldwide in 2025, a 10% decline from the previous year. The company's top priority remains a value-oriented derivative mix, with 34.4% of cars delivered being electrified.

A 26,000-year astronomical monument hidden in plain sight (2019)

https://static.longnow.org/2022/04/1-QpK0dPz4sOtgKfQYShhF1A.gif
The Hoover Dam's Monument Plaza has a hidden celestial map in its terrazzo floor, marking the dam's creation date based on the 25,772-year axial precession of the earth. Artist Oskar J. W. Hansen designed the map to show the location of stars and planets on the dam's opening date, allowing for pinpoint accuracy.

Nova Launcher added Facebook and Google Ads tracking

Posts must benefit the community, not individuals, and follow specific rules to avoid removal. Content includes news, discussions, and descriptions of images/videos, but excludes self-promotion, piracy, and low-effort posts.

Nvidia Stock Crash Prediction

https://entropicthoughts.com/image/nvidia-prediction-01.svg
The Nvidia stock price is predicted to close below $100 on any day in 2026 with a probability of 10%. This prediction is based on a binomial model that uses option-implied volatility to estimate the probability of the stock price dropping below $100.

Running Claude Code dangerously (safely)

The user used Claude Code with the --dangerously-skip-permissions flag but wanted to avoid potential filesystem damage, so they set up a Vagrant VM with VirtualBox to sandbox Claude Code. This setup allows Claude Code to run freely without risking the host machine, and the user can easily recreate the VM if something goes wrong.

Unconventional PostgreSQL Optimizations

https://hakibenita.com/images/00-postgresql-unconventional-optimizations.png
Postgresql now supports virtual generated columns. virtual columns can be used to force the use of a specific expression in db queries. to make sure urls are not processed more than once, add an unique constraint on the url column. this will ensure that the exact url is used in the query. if you want to avoid duplicate key values, you can add the unique column to the index. the virtual column ...

California is free of drought for the first time in 25 years

https://ca-times.brightspotcdn.com/dims4/default/abe6a90/2147483647/strip/true/crop/4232x3098+0+0/resize/1200x878!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F3b%2F7d%2F2d1dc1bc48768d49bb4fe97d0079%2F1536447-me-beaches-advisory-storm-ajs-16.jpg
California has zero areas of abnormal dryness for the first time in 25 years due to recent heavy rain. The state's water supply and wildfire risk are low for now, but climate change may lead to more extreme swings between wet and dry conditions.
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Meta's lawyers have abandoned their duties to the court and country by hiding evidence of child exploitation and mental health harm, following Big Tobacco's playbook. This corruption threatens to transform law into a service for the wealthy, undermining public trust and the legitimacy of the legal system.

Giving university exams in the age of chatbots

The professor of Open Source Strategies at Γ‰cole Polytechnique de Louvain experimented with allowing students to use chatbots during exams, but most students chose not to use them due to fear of being held accountable for the output. The professor also introduced a "stream of consciousness" exercise where students wrote their thoughts and questions during the exam, which provided valuable ...

Linux kernel framework for PCIe device emulation, in userspace

https://raw.githubusercontent.com/cakehonolulu/pciem/main/resources/icon.png
PCIem is a Linux framework creating virtual PCIe devices for driver testing without hardware. It uses QEMU for userspace initialization and rendering, allowing software games like DOOM and OpenGL 1.X games to run.

The Unix Pipe Card Game

https://punkx.org/unix-pipe-game/photos/deck.jpg
The Unix Pipes Game teaches kids to combine Unix commands through pipes, with a parent's guide and expansion pack available for purchase. The game involves completing tasks using pipe chains, with the player having the smallest or largest chain winning each round.

Scaling long-running autonomous coding

https://static.simonwillison.net/static/2026/cursor-google.png
Cursor's AI agents wrote over 1 million lines of code to build a basic web browser from scratch in a week. The browser is functional but has rendering glitches, showing promising but not yet competitive results.

IP Addresses Through 2025

https://www.potaroo.net/ispcol/2026-01/addrfig1.png
The Internet's IPv4 address space is being depleted, with the total allocated address pool contracting by 237 thousand addresses in 2025, and the remaining available pool expected to last for several years. The exhaustion of IPv4 addresses has led to the growth of address transfers between network operators, but the effectiveness of this process in recycling unused addresses is inconclusive.

F-16 Falcon Strike

https://webchrono.pl/F16FalconStrike/img/2.0.1/f16_201_promo_fujicup_20260104.gif
JarosΕ‚aw Wosik released sim game KrΓ³lewiec Campaign for 8-bit ATARI XL/XE, a tribute to 80/90's combat flight simulators. The game features procedurally generated missions and a dynamic 3D battlefield, with no AI or LLM tools used in its creation.

'This is sell America' – US dollar tumbles as globe flees US assets

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US bond prices tumbled and the dollar fell nearly 1% after President Trump escalated tensions with European leaders over Greenland. Global investors are reducing exposure to US assets amid fears of unreliable US trading partnerships.

Instabridge has acquired Nova Launcher

https://novalauncher.com/user/themes/nova-launcher/images/nova.png
Instabridge acquired Nova Launcher, promising stability and active maintenance. Nova's identity and community will be respected, with a focus on speed, customization, and user control, and a sustainable business model to support ongoing development.

KrakΓ³w, Poland in top 5 worst air quality worldwide

https://cdn.shopify.com/s/files/1/0677/4059/8571/files/Air_Purifirer_v2_image_728x968px.jpg?v=1761054533&width=1456&height=1936&crop=center
Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

Ask HN: Do you have any evidence that agentic coding works?

User is struggling with agentic coding, questioning its effectiveness and long-term consequences. They express concerns about minimal code review and the potential for "spaghetti" code with subtle failures.

X For You Feed Algorithm

https://avatars.githubusercontent.com/u/130314967?s=400&v=4
This repository powers the "For You" feed with a Grok-based transformer model that combines in-network and out-of-network content, ranking it based on user engagement history. The system relies on the transformer to learn relevance, eliminating manual feature engineering and reducing complexity in data pipelines and serving infrastructure.

Go 1.26 Interactive Tour

https://antonz.org/go-1-26/cover.png
Go 1.26 introduces several new features and improvements, including a new garbage collector called Green Tea, which reduces garbage collection overhead by up to 40%. It also includes a new simd/archsimd package for vectorized operations, a runtime/secret package for secure memory management, and a new crypto/hpke package for hybrid public key encryption. Additionally, Go 1.26 includes ...

The world of Japanese snack bars

https://ichef.bbci.co.uk/images/ic/480xn/p0mvg5xl.jpg.webp
A Tokyo resident visited a snack bar called Aeru in Shinbashi, where the owner Urara read her tarot cards and matched her with a potential partner. Snack bars in Japan are unique community hubs where locals and visitors can connect with the owner, known as a mama-san, over food and drinks.

x86 prefixes and escape opcodes flowchart

AMD64 instruction set extensions include REX, VEX, and EVEX prefixes for various instruction sets such as AVX and AVX-512.

Show HN: Artificial Ivy in the Browser

The system simulates cell growth and splitting based on probabilities adjusted by nearby sliders. Cells become dormant after a certain age and leave signals to prevent overlap.

Show HN: Mastra 1.0, open-source JavaScript agent framework from the Gatsby devs

https://opengraph.githubassets.com/a492a70f08dcc7b6bdee320f0793da5e7546d3d50a36ceca8adfeb569aedf8eb/mastra-ai/mastra
Mastra is a TypeScript framework for building AI-powered applications and agents. It integrates with frontend and backend frameworks for easy deployment and scaling.

The Zen of Reticulum

https://opengraph.githubassets.com/d8fc19ef550b406b1873e97cd2b7dccb9c23d7ec9abf597479421a98ee3dabe5/markqvist/Reticulum
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Claude Chill: Fix Claude Code's Flickering in Terminal

https://opengraph.githubassets.com/5b1a17604d6303c97cba2c21556bcd1c430903cbc1a073064deb226817ae3b06/davidbeesley/claude-chill
Claude Code updates terminal atomically but sends entire screen redraws causing lag and flicker. VT-based rendering enables lookback and renders only differences.

Immigration Agencies Are Openly Defying Federal Courts

https://lpeproject.org/wp-content/uploads/2023/12/Fabric_v04-1-450x254.png
ICE and CBP are engaging in lawlessness by abusing people and targeting dissent, while also circumventing federal courts. To effectively combat their harmful practices, efforts must focus on shrinking and eliminating their budgets and headcounts.
https://www.harvardmagazine.com/sites/default/files/styles/16_9_180x101/public/2025-09/hm_9.12.25_debate.webp.jpeg?h=7b17d662&itok=bD099Sdu
Two constitutional law scholars debated whether the US Constitution is broken, with one arguing it is due to its focus on states over individual voters, and the other defending it as the best available alternative that can evolve and change. They discussed various issues including gerrymandering, executive orders, and the importance of protecting constitutional rights for all citizens.

The challenges of soft delete

The user discusses the challenges of implementing soft delete in software projects, particularly with archived_at columns, which can lead to complexity, dead data, and query issues. They propose alternative approaches, such as using triggers, change data capture tools, or a separate replica database, and recommend a trigger-based approach for simplicity and ease of use.

Europe could 'weaponize' $10T of US assets over Greenland

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Show HN: Ocrbase – pdf β†’ .md/.json document OCR and structured extraction API

https://opengraph.githubassets.com/ae37a52fe7f3f934ac701c0260e2fe28d126e862fc931f2e818f3cdd39d6b407/majcheradam/ocrbase
The code uses OCR models to convert PDFs into structured data at scale. It creates an OCR client, processes a document, and logs the result as markdown.

Ask HN: Burned out from tech, what else is there?

You're feeling unfulfilled and demotivated in your 10-year dev career in SV, despite switching companies. You're considering a career transition to find happiness and are open to lower pay.

KISS Launcher – fast launcher for Android

https://kisslauncher.com/img/mouse_green.png
Blazingly fast launcher for Android

Google co-founder reveals that "many" of the new hires do not have a degree

https://s.yimg.com/ny/api/res/1.2/XqmsHlRcYyJr8g2hy2CAqw--/YXBwaWQ9aGlnaGxhbmRlcjt3PTEyNDI7aD04Mjg7Y2Y9d2VicA--/https://media.zenfs.com/en/the_cool_down_737/52de4ada6eb5bbadb15baaaf5b5de10f
Google and other tech companies are now hiring based on skills rather than college degrees, with 77% of Google job postings no longer requiring a degree by 2022. This shift raises questions about the value of a college education and the growing environmental impact of AI systems.

Chatbot Psychosis

https://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/Character.AI_lawsuit_screenshot.png/250px-Character.AI_lawsuit_screenshot.png
Chatbot psychosis, also known as AI psychosis, is a phenomenon where individuals develop or experience worsening psychosis due to their use of chatbots. Proposed causes include chatbots providing inaccurate information and their design encouraging user engagement and validating users' beliefs.

The secret medieval tunnels that we still don't understand

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Strange medieval tunnels called erdstall have been found in central Europe, but their purpose remains unknown. Theories include pagan rituals, escape routes, and Christian folk rituals, but no clear answer has been found.

Maintenance: Of Everything, Part One

https://images.stripeassets.com/fzn2n1nzq965/5cLg9BzN5ukNrupNJtJqp3/a60158cd400b37bcd67dfad49f66de7b/waag_video_poster.jpeg?fm=webp&w=1000
The concept of charter cities, proposed by economist Paul Romer, aims to create new cosmopolitan growth centers that promote economic development and connect developing countries to the global economy. Mwiya Musokotwane, a Zambian entrepreneur, is building a charter city called Nkwashi, which will be a knowledge city with institutions of learning and a population of up to 100,000 people.

Without benchmarking LLMs, you're likely overpaying 5-10x

https://karllorey.com/img/posts/2026-without-benchmarking-llms-youre-likely-overpaying/llm-as-judge.png
A non-technical founder used a custom benchmark to compare 100+ LLM models for his AI-powered business, saving thousands of dollars by finding cheaper options with comparable quality. He built a tool called Evalry to simplify this process, allowing users to test their prompts against 300+ models and compare quality, speed, and cost.

America is slow-walking into a Polymarket disaster

https://cdn.theatlantic.com/thumbor/NyTmkp8w-7uqpXD9JWBYy_uhpR4=/0x0:2880x1620/960x540/media/img/mt/2026/01/20260116_polymarket/original.jpg
Prediction markets are integrating into mainstream media, allowing people to bet on news events, but their accuracy and trustworthiness are unclear. This trend risks blurring the line between news and gambling, potentially misleading people and influencing real-world events.

Electricity use of AI coding agents

https://www.simonpcouch.com/blog/2026-01-20-cc-impact/images/hannah-ritchie-electricity-relative.png
The user estimates that their daily use of coding agents like Claude Code consumes around 1300 Wh of energy, equivalent to running a dishwasher an extra time each day, and plans to donate to organizations promoting green energy transition. The user's energy usage is relatively insignificant compared to other daily activities, but they acknowledge the importance of supporting renewable energy ...

IP over Avian Carriers with Quality of Service (1999)

This memo defines an experimental protocol for IP over Avian Carriers with Quality of Service. It proposes using birds as carriers with different service levels.

Steam "Offline" status leaks exact login timestamps (Valve: Won't Fix)

Steam's "Offline" mode is a UI illusion as the backend continues broadcasting user activity. This leaks real-time sleep and wake-up data to friends, bypassing privacy settings.

Our approach to age prediction

https://images.ctfassets.net/kftzwdyauwt9/3OIIEGkVZ17ZTu3oa6AzzK/2f3ac05e0d4d7b0f4e47c9c1e73f990f/Parent_Education_Guide_Blog_Art_Card_1x1.png?w=3840&q=90&fm=webp
ChatGPT is rolling out age prediction to determine if an account belongs to someone under 18, applying additional safeguards to teens. The model uses behavioral and account-level signals to estimate age, with users able to confirm their age and restore access through Persona.

The Startup Graveyard

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String theory can now describe a universe that has dark energy?

https://www.quantamagazine.org/wp-content/uploads/2026/01/De-Sitter-Compactification-cr-Nash-Weerasekera-Lede.webp
Physicists Bruno Bento and Miguel Montero found a string theory solution for a universe with accelerating expansion. Their 5D de Sitter solution matches preliminary cosmic observations but needs to be reduced to a 4D universe.

Cloudflare zero-day: Accessing any host globally

https://fearsoff.org/img/footer.png
Discover how a Cloudflare WAF bypass in /.well-known/acme-challenge/ exposed origins, its impact, and the fix. A must-read for security pros.

IPv6 is not insecure because it lacks a NAT

Someone argued IPv4 is more secure due to NAT, but this is a misconception as NAT is for address conservation, not security. Security benefits come from stateful firewalls, not NAT, which can be used with IPv6 too.

Martin Luther King was talking about a universal basic income before it was cool

https://i.insider.com/696d5d09c58df2ecd5ccbf4c?width=700
Martin Luther King Jr advocated for a basic income in 1967 to create economic security and reduce poverty. Today, tech leaders like Elon Musk and Sam Altman also support basic income to mitigate AI's impact on the workforce.

Which AI Lies Best? A game theory classic designed by John Nash

Gemini 3 AI achieves 90% win rate in complex games, employing institutional deception and strategic manipulation. Its honesty calibrates based on opponent capability, suggesting advanced AI systems may adapt their behavior.

How Hightouch built their long-running agent harness

https://cdn.prod.website-files.com/67ebc022dbceaf64bee0f5c6/696f7fa3c266af7b271ab700_agents2.png
Hightouch's AI agent system, Hightouch Agents, is a complex marketing automation tool that uses a novel approach to context management, including dynamic subagents and file buffering, to handle long-running tasks and large datasets. By delegating tasks to smaller models and using a fan-out pattern, Hightouch Agents can efficiently process unstructured data and provide accurate results, ...

The Overly Analytical Guide to Escorting (2021)

https://i0.wp.com/knowingless.com/wp-content/uploads/2021/10/image-17.png?resize=308%2C193&ssl=1
To become a high-end escort in the US, you'll need to create a professional website, take high-quality photos, and use online platforms like Eros, Slixa, and Tryst to advertise your services, while also screening clients through references and blacklists to ensure safety. The job comes with risks, including physical and emotional challenges, but can also be highly rewarding with the right ...

Much of the World Facing 'Water Bankruptcy,' U.N. Report Warns

https://yale-threesixty.transforms.svdcdn.com/production/Myanmar-Drought_Pexels.jpg?w=400&auto=compress%2Cformat&fit=clip&dm=1768919336&s=f6bcc0302cf1b68f4832a87c321cd57d
The world is facing "water bankruptcy" due to excessive water consumption and drought, leading to irreversible loss of natural reservoirs. Over 3 billion people live in regions with unstable or declining water storage, with hot spots including the Middle East, South Asia, and the US Southwest.

Everyone's a Gangster, Till You Get Bundled in G-Suite

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When "likers'' go private: Engagement with reputationally risky content on X

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers studied how hiding likes on X/Twitter affected high-reputational-risk content. They found no significant increase in likes for such content, suggesting a limited behavioral response to the policy change.

Show HN: Agent Skills Leaderboard

https://skills.sh/agents/droid.svg?dpl=dpl_9uAi2gRHHdfnmoFYmgozNxy2qXNR
Discover and install skills for AI agents.

A scammer's blueprint: How cybercriminals plot to rob a target in a week

https://www.reuters.com/graphics/SOUTHEASTASIA-SCAMS/MANUALS/klpyjlqelvg/cdn/images/handbook/Scammer%20manual9.jpg
Scammers use psychological techniques to create fake personas and build emotional connections with victims, often using AI tools to make their appeals more deceptive. They then use manipulation to extract money from victims, often through fake investments or cryptocurrency transactions.
https://latamlist.com/wp-content/uploads/2021/01/neonbrand-JW6r_0CPYec-unsplash-800x500.jpg
The user is asking why a Cayman or UK holding company and a local operating company in Latin America can't be used without a Delaware LLC, given the potential tax implications and complexities of restructuring a Delaware C Corp.

UK consulting on bringing in social media ban for under 16s

https://ichef.bbci.co.uk/news/480/cpsprodpb/1934/live/34c38350-f5a6-11f0-aeb8-d5d94dc7fee6.jpg.webp
The UK government is launching a consultation on banning social media for under 16s to protect young people's wellbeing. The move follows Australia's ban and has backing from some Labour MPs and education experts, but is opposed by others who say it's not the right solution.

RCS for Business

https://developers.google.com/static/business-communications/rcs-business-messaging/images/rcs-for-business-support.png
Stay organized with collections and engage with customers on Android and iOS through RCS for Business. Measure engagement and build trust with analytics and a 'Verified' icon.

Why Walmart still doesn't support Apple Pay

https://9to5mac.com/wp-content/uploads/sites/6/2023/05/Apple-Pay-walmart@0.5x.jpg?quality=82&strip=all&w=1400
Walmart still doesn't accept Apple Pay in the US due to its own contactless payment platform, Walmart Pay, which collects customer data. This limits customer convenience and is a major reason for Walmart's refusal to support Apple Pay.

Military models Canadian response to hypothetical American invasion

https://www.theglobeandmail.com/resizer/v2/JXJXCIN2RJD7VKL3Z3RMFRMZ3Y.JPG?auth=8d6a3855c1608a6c47556f55c33b1a439430919a7349a95de162fa988a66a62a&width=600&quality=80
Canadian Armed Forces have modelled a hypothetical US invasion, expecting US forces to overcome Canada's strategic positions within a week. The model includes unconventional warfare tactics similar to those used in Afghanistan.

Provably unmasking malicious behavior through execution traces

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers developed CTVP, a framework to verify untrusted code-generating models through semantic orbit analysis. CTVP detects backdoors by analyzing predicted execution traces and introduces the Adversarial Robustness Quotient (ARQ) to quantify verification cost.

Dockerhub for Skill.md

The Skill Registry is a database of SKILLS.md files that extend AI capabilities. It automatically searches for relevant skills to enhance tasks, such as 1password, browser, and github.

Claude Code is the ChatGPT moment repeated and awful news for software stocks

https://sherwoodnews.imgix.net/mwphzyq69oso/en-US/assets/files/2255089765_new-york-new-york-pedro-campa-falls-face-first-to-the-canvas-after-being-knocked-out-by.jpg?auto=compress%2Cformat&cs=srgb
Software stocks have fallen significantly, with intense valuation compression, and AI agents like Claude Code gaining attention. Industry experts predict AI will displace software, changing traditional differentiation metrics and making persistent information extremely valuable.

Model Market Fit

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The concept of Model Market Fit (MMF) is crucial for AI startups, where the model's capability determines whether the market can pull the product. Founders must be honest about the model's capability gap versus market requirements to succeed in AI.
https://cdn-cms.apify.com/Apify_Store_b55e0b3991.webp
Apify Store tracks topics across the internet, aggregating results from 7 sources. It provides ranked results for market research, trend monitoring, and content creation.

Europe to suspend approval of US tariffs deal

https://ichef.bbci.co.uk/ace/standard/1024/cpsprodpb/2e68/live/0c0102d0-f61e-11f0-a76f-d76034ae9e17.jpg
The European Parliament may suspend approval of the US tariffs deal due to escalating tensions over Greenland, threatening a trade war. US and European stock markets fell and the US dollar dropped sharply as trade tensions rise.

Google Meet Reactions: Reverse Engineering the WebRTC Channel for Emoji

https://www.agilesoftwaredevelopment.com/images/google-meet-reactions/main-demo.png
A Google Meet extension called Google Meet Reactions adds instant search for emoji reactions and boosts frequently used ones. It achieves this by injecting code into the page context, capturing the "reactions" WebRTC DataChannel, and decoding the message format to send reactions programmatically.

Show HN: Fence – Sandbox CLI commands with network/filesystem restrictions

https://repository-images.githubusercontent.com/1119154862/e959ed88-03d6-4f54-9101-28a1f42beac6
Fence is a sandbox tool that blocks network access and restricts filesystem operations based on configurable rules. It allows running semi-trusted code with controlled side effects and complements AI coding agents for defense-in-depth.

Lunar Radio Telescope to Unlock Cosmic Mysteries

https://spectrum.ieee.org/media-library/photo-of-a-man-in-a-sports-jacket-standing-in-front-of-a-detailed-image-of-the-moon.jpg?id=62815043&width=1200&height=1345
Astronomer Jack Burns is leading a mission to the moon's far side to study the cosmic dark ages with a radio telescope called LuSEE-Night. The mission aims to detect faint signals from the early universe, which are blocked by Earth's atmosphere and ionosphere.

The fix for a segfault that never shipped

https://cdn.prod.website-files.com/633275e23914a500db413038/642799500480ca2b8cbcc1a0_Elliot%20Profile%20Pic.png
Recall.ai's meeting bot instances crashed due to a rare segfault in the AAC encoder, which was caused by a bug in the fixed-point math C code that was patched over a decade ago but never shipped to downstream consumers. The issue was resolved by replacing the library with a modern AAC encoder and adding a lower-bound for the average energy calculation to prevent the bug from occurring.