Nvidia's $20B AI Gamble Stuns Everyone!

Reverse Engineering Hyperliquid

Key Points

• Closed-source distribution via hl-visor and reverse-engineered findings indicate centralized controls.
• On-chain snapshot shows ~$362M gap between user claims and bridge balance alongside HLP vault gains.
• Allegations include oracle overrides, broadcaster gatekeeping, withdrawal censorship, and a hidden lending protocol (BOLE).

More Dynamic Cronjobs

Key Points

• Use shell conditionals and the POSIX test command inside crontab to implement dynamic logic.
• Handle cross-platform date command differences (macOS/BSD -v vs. Linux -d +7 days).
• Leverage external APIs (Nager.Date, National Weather Service, Google News RSS) to gate cronjobs based on holidays, weather, or news.

Langjam-Gamejam Devlog: Making a language, compiler, VM and 5 games in 52 hours

Key Points

• Builds a language, compiler, assembler, VM, and five games in 52 hours for Langjam 2025.
• Compiles to IR, assembles to FORTH-like bytecode, runs on a CPU VM with a GPU stretch goal.
• Implements minimal game-focused language features and uses Tentacode tests for TDD.

The Proton, the 'Most Complicated Thing You Could Possibly Imagine'

Key Points

• Proton structure depends on measurement conditions and quantum probabilities.
• SLAC’s 1967 experiments provided first evidence for quarks via deep inelastic scattering.
• Recent analysis found charm quark traces inside the proton.

Mruby: Ruby for Embedded Systems

Key Points

• mruby embeds Ruby with tools for interpreting, interactive use, and compiling to bytecode/C.
• Stable 3.4.0 release and development sources are available on GitHub with multiple install options.
• Documentation and customization workflows use rake, YARD, Doxygen, Graphviz, and mrbgems.

Show HN: Ez FFmpeg – Video editing in plain English

Key Points

• Plain-English CLI translates user intents into ffmpeg commands, with optional interactive prompts.
• Supports a wide range of video/audio operations, including convert, compress, trim, resize, merge, and effects.
• Runs offline via pattern matching, offers dry-run previews, and requires Node.js ≥16 with ffmpeg installed.

Show HN: Vibe code from phone template repo

Key Points

• Mobile-first template using TypeScript, Vite, and Netlify.
• Simple function routing: src/funcs/[name].ts → /api/[name].
• One-step deployment via Netlify by pushing to main.

Ask HN: How are you sandboxing coding agents?

Key Points

• Common approaches: built-in sandboxes, git worktrees in Dev Containers, Linux VMs with minimal mounts
• Linux tools firejail and bubblewrap cited for user-space sandboxing
• Focus on real-world defaults, hard lessons, and tradeoffs (safety vs convenience vs parallelism)

Cloudflare Is Ruining the Internet

Key Points

• Cloudflare bundles CDN, DNS, and basic DDoS protection with other security features, often free.
• Users in Southeast Asia frequently face Cloudflare reCAPTCHA prompts due to security filters.
• Uneven CDN node distribution can cause rerouting to distant centers, increasing latency.

Some Junk Theorems in Lean

Key Points

• Shows formally verified “junk theorems” using Lean4 and Mathlib.
• Open source under Apache-2.0 with typical Lean/Lake project setup.
• Repository lists 39 stars, 1 fork, and 137 commits.

Intertapes – collection of found cassette tapes from different locations

Key Points

• INTERTAPES is an updating collection of found cassette tapes.
• Audio fragments include voice memos, field recordings, mixtapes, and bootlegs.
• Current scope: 11 uploads across 7 countries.

Show HN: Mysti – Claude, Codex, and Gemini debate your code, then synthesize

Key Points

• Multi-agent Brainstorm Mode pairs two AI models to debate and synthesize solutions.
• Supports Claude Code, Codex, and Gemini with easy provider switching and no extra subscriptions.
• Offers Quick and Full collaboration modes, Intelligent Plan Detection, and 16 developer personas.

Faster Practical Modular Inversion

Key Points

• Optimized binary extended Euclidean (Stein’s) algorithm for modular inversion is proposed.
• Rust implementation is available in the mod2k library on GitHub with measured 1.3–2× speedups.
• Benchmark variability across compilers, flags, and microarchitectures suggests inspecting assembly.

The battle to stop clever people betting

Key Points

• Bookmakers deploy tools to identify and restrict sharp bettors.
• Stake restrictions, such as low maximum bets, are commonly applied.
• A 2018 Ladbrokes case capped an NBA MVP bet at £5.

Detect memory leaks of C extensions with psutil and psleak

Key Points

• psutil 7.2.0 adds heap_info() and heap_trim() to expose native allocator usage.
• heap_info tracks heap_used, mmap_used, and Windows-only heap_count.
• Comparing heap snapshots before/after repeated C extension calls reveals native leaks.

OrangePi 6 Plus Review: The New Frontier for ARM64 SBC Performance

Key Points

• 12-core Armv9.2-A CIX SoC with Immortalis-G720 MC10 GPU and ~30 TOPS dedicated NPU
• Dual M.2 2280 PCIe 4.0 x4 NVMe, dual 5GbE, and multiple high-resolution display outputs
• Integrated heatsink, extensive I/O, and LPDDR5 memory up to 64GB (128-bit)

Verdichtung

Key Points

• Zurich emphasizes densification over urban sprawl, repurposing existing sites.
• City data show private individual ownership fell from 41% (2010) to 31% (2024).
• Densification methods include adding floors and narrowing building gaps; examples shown via Schlieren imagery.

Apple releases open-source model that instantly turns 2D photos into 3D views

Key Points

• Single-image to 3D Gaussian conversion in under a second enables real-time nearby view rendering.
• State-of-the-art quality: significant LPIPS and DISTS improvements with orders-of-magnitude speedup.
• Accessible tooling: Python CLI, auto-downloaded checkpoints, and .ply outputs compatible with 3DGS renderers.

An exploration of playing three generations of windows games on macOS

Key Points

• Kernel-level anti-cheat blocks some games (e.g., ARC Raiders) from running under CrossOver on macOS.
• D3DMetal and MSync in CrossOver improve DX11/DX12 game performance by translating directly to Metal and reducing CPU overhead.
• Adjusting Retina settings (disable High Resolution Mode, use 1080p, enable Temporal Filtering) stabilizes frame rates.

Ask HN: Resources to get better at outbound sales?

Key Points

• Seeks resources to improve B2B outbound sales beyond cold email/LinkedIn.
• Plans to use case studies to support upcoming outreach.
• Requests courses, books, and frameworks on consultative selling and pipelines.

A Century of Noether's Theorem

Key Points

• Noether’s 1918 theorem links symmetries and conservation laws.
• Her work advanced abstract algebra and influenced modern physics.
• The essay draws on a 2018 Fermilab colloquium and traces her career across key institutions.

We Automated Federal Retirements

Key Points

• retire.opm.gov replaces a paper-based OPM retirement workflow
• Prior modernization attempts cost ~$130M and failed
• Digital system aims to process 100,000 applications and cut delays

NMH BASIC

Key Points

• Executable is ~4,700 bytes and runs useful programs in ~12 KB via efficient token representation.
• Includes BASYL-II, 8086 assembly, and T3X versions, plus precompiled COM and Tcode executables.
• Features a text-mode Minesweeper with a stackless floodfill algorithm and CP/M support requiring 32 KB TPA.

Show HN: An immutable ostree-based Arch Linux image

Key Points

• Immutable Arch Linux image installed via GHCR and managed with bootc.
• Local build and deployment supported using ostree and Fedora’s ostree-based variants.
• No package manager; software added via config edits or Distrobox.

Tieredsort: Header only, blazing fast (3-4x) C++17 sorting for numeric types

Key Points

• 13.16x average speedup vs std::sort across 15 real-world patterns and 1.88x vs ska_sort overall.
• Adaptive decision tree selects std::sort, counting sort, or radix sort based on data characteristics.
• Correctness validated with extensive tests, multiple sizes and seeds, and statistically significant runs.

New York to require social media platforms to display mental health warnings

Key Points

• New York mandates mental health warnings on platforms with infinite scroll, auto-play, and algorithmic feeds.
• Law applies to conduct in New York; enforcement includes fines up to $5,000 per violation.
• Aligns with broader regulatory actions, including Australia’s under-16 social media ban and other U.S. state laws.

This PNG shows a different version when opened in Chrome than in an image viewer

Key Points

• Embedded ICC profiles in PNGs can cause browsers to render colors differently.
• Chrome honors ICC profiles; many desktop viewers assume sRGB, creating appearance mismatches.
• Convert pixel data to sRGB and embed an sRGB profile (via ImageMagick) for consistent web display.

VSCode rebrands as "The open source AI code editor"

Key Points

• VS Code presents itself as “The open source AI code editor” and announces Version 1.107.
• Access includes desktop, web (vscode.dev), Insiders edition, and other platforms.
• AI features highlighted: Agent Sessions and GitHub Copilot (Cloud and CLI) with Copilot chat.

Nvidia Just Paid $20B for a Company That Missed Its Revenue Target by 75%

Key Points

• Nvidia reportedly acquired Groq for $20 billion.
• Groq’s LPU (ASIC-based, SRAM-focused) is designed for ultra-fast LLM inference.
• GroqCloud provides speed-, cost-, and energy-optimized inference using LPUs.

Janet Jackson had the power to crash laptop computers (2022)

Key Points

• A music video triggered crashes on certain laptops via hard drive resonance.
• Mitigation used a custom audio filter in the playback pipeline.
• Cross-device effects showed nearby laptops could crash from the audio.

Building a Multi- Site Kubernetes Cluster with BGP Anycast

Key Points

• Own ASN and IPv6 /48 advertised with BGP anycast across four European sites.
• Dual transit and IXP peering deliver full IPv6 routing and 3,500+ direct peer prefixes.
• Security and monitoring enforced via RPKI/ROA validation and BGPalerter.

USD Share as Global Reserve Currency Drops to Lowest Since 1994

Key Points

• USD reserve share fell to 56.9% in Q3, lowest since 1994.
• Foreign central banks’ USD holdings rose to $7.4 trillion; shares fell due to diversification.
• Dollar remains largest reserve currency, but a declining share could raise US borrowing costs.

Cleartext Signatures Considered Harmful

Key Points

• Verify cleartext messages with gpg/gpgv and use the extracted output file, not terminal display.
• Prefer detached signatures or PGP/MIME over cleartext signatures for modern use.
• Use gpgv or gpg --assert-signer to enforce trusted-key verification in scripts.

Clock Synchronization Is a Nightmare

Key Points

• Quartz oscillator imperfections cause inevitable drift across machines.
• Clock skew can break build systems that rely on timestamps (e.g., make).
• Misaligned timestamps can compromise database consistency and tracing.

Windows 2 for the Apricot PC/Xi

Key Points

• Windows 2 has been ported to the Apricot PC/Xi after 2.5 years of work.
• The Apricot’s non-IBM PC architecture and 8086 hardware shaped its limited software ecosystem.
• Windows 1’s preserved Apricot port and similar driver design enabled the Windows 2 port.

Nvidia's $20B Antitrust Loophole (Not an Acquisition)

Key Points

• Nvidia pays $20B for Groq’s IP and leadership, not the company itself.
• GroqCloud remains independent; the deal focuses on IP licensing and talent.
• Groq’s SRAM-based LPU targets fast, efficient inference with noted model-size limits.

Toll roads are spreading in America

Key Points

• Toll roads are spreading as petrol tax revenues decline.
• The Chicago Skyway exemplifies tolled infrastructure with a $7.80 crossing.
• Financial engineering is central to funding and operating modern toll roads.

Scientists Edited Genes Inside a Living Person for First Time, Saved His Life

Key Points

• First bespoke in vivo CRISPR therapy used in a living patient with severe CPS1 deficiency
• Three-dose regimen began February 25 and led to significant clinical improvement
• Developed over six months by a U.S. multi-institution team; detailed in NEJM

Reflections and rantings from a system design interviewer

Key Points

• Avoid overreliance on AI during interviews; present authentic reasoning.
• Research the company’s products and economic model before interviewing.
• Anchor system design in customer needs from the outset.

We Lost Communication to Entertainment

Key Points

• Pixelfed is criticized for deliberately dropping messages within a federated network.
• Two interpretations of ActivityPub: communication protocol vs. content delivery system.
• W3C defines ActivityPub as a decentralized social networking protocol focused on content/notifications.

Getting Fired over LinkedIn Account

Key Points

• Employee requested company phone and company-linked LinkedIn for outreach.
• CEO insisted on personal LinkedIn use and threatened firing; COO mediated.
• Employee began outreach the next day using personal LinkedIn.

Love Actually is around Heathrow (2021)

Key Points

• Heathrow recreates Love Actually’s opening scene at Terminal 3 with updated narration by Martine McCutcheon.
• Heathrow forecasts peak travel on 17–19 December, citing increased bookings as restrictions ease.
• Top holiday destinations from Heathrow include Dubai, New York, and Dublin.

They made me an offer I couldn't refuse (1997)

Key Points

• Apple’s System Software offered a lump‑sum for “Antler Notes,” then asserted ownership because the developer was an employee.
• U.S. employment IP agreements broadly assign invention rights to employers if related to their business.
• California Labor Code §2870 provides limited exceptions for inventions created entirely on personal time and equipment.

America's richest 10% now hold 60% of the nation's wealth

Key Points

• Claimed figures: top 10% hold 60% of U.S. wealth; bottom 50% hold 6%.
• Post authored by Robert Reich and published on Bluesky.
• Content focuses on U.S. wealth concentration without additional data or methodology.

'Off Switch' Discovery Could Help Clear Our Brains of a Common Parasite

Key Points

• Disabling TgAP2X-7 halts T. gondii invasion, replication, and plaque formation.
• Auxin-triggered degradation in modified parasites confirmed TgAP2X-7’s essential role.
• Research suggests transcription factors as targets for safer toxoplasmosis treatments.

Employee commits suicide after MongoDB fired her during mental health leave

Key Points

• Family files legal complaint alleging Annie was fired during disability leave.
• Complaint cites ADA and New York State/City Human Rights Laws violations.
• Family says health insurance was terminated and disputes claims she quit.

Text rendering hates you

Key Points

• Text rendering stages (styling, layout, shaping, rasterization, composition) are deeply interdependent.
• Robust systems must implement font fallback to handle multi-script text within a single styled string.
• An all-in-one font like Noto simplifies coverage but sacrifices configurability and native platform feel.

How We Found Out About COINTELPRO (2014)

Key Points

• 1971 FBI office burglary in Media, PA exposed secret domestic operations.
• Files documented COINTELPRO tactics against civil rights and antiwar groups.
• Revelations emerged through media reporting, lawsuits, and congressional hearings.

In 1995, a Netscape employee wrote a hack in 10 days that now runs the Internet

Key Points

• Brendan Eich built JavaScript’s prototype in 10 days; public ship in 1995 and 1.0 in 1996.
• JavaScript runs on ~98.9% of websites and is used beyond browsers.
• Early divergent implementations (e.g., JScript) caused years of browser incompatibility.

Rainbow Six Siege Hacked as Players Get Billions of Credits and Random Bans

Key Points

• Ubisoft confirms outages across platforms affecting core Rainbow Six Siege services.
• Players report massive, unintended grants of in‑game currency and exclusive items.
• KingGeorge urges players not to log in or spend to avoid potential penalties.

Richard Stallman at the First Hackers Conference in 1984 [video]

Key Points

• Short video featuring Richard Stallman’s quotes from a documentary.
• Focuses on Stallman at the 1984 First Hackers Conference.
• Uploaded by the awuuwa channel (619 subscribers displayed).

How Pfizer ended up passing on my GLP-1 work back in the early '90s

Key Points

• Pfizer funded and then ended an early GLP-1 development program (1988–1991) with California Biotechnology.
• The initiative, launched by John Baxter, enlisted Harvard researchers and targeted multiple metabolic pathways.
• Research included incretins, insulin analogues/sensitizers, and obesity protein identification ahead of ob gene discovery.

Project Vend: Phase Two

Key Points

• Upgrading to Claude Sonnet 4.0/4.5 and adding tools (CRM) improved stability and profitability.
• The AI-run business, “Vendings and Stuff,” expanded from San Francisco to New York City and London.
• Robustness issues persist, particularly under adversarial interactions.

Big Tech stole $35T from the public [video]

Key Points

• Varoufakis discusses cloud capital as a driver of economic change.
• He argues digital platforms are mutating free-market capitalism.
• The talk highlights the power of tech billionaires like Elon Musk and Jeff Bezos.

The Dangers of SSL Certificates

Key Points

• Expired SSL certificates for Bazel domains caused build workflow failures.
• Automated renewal failed due to subdomain changes and missed alerts.
• The article highlights the abrupt, broad impact of certificate expiration and the need for better monitoring and preparedness.

Show HN: Waycore – an open-source, offline-first modular field computer

Key Points

• Open-source, offline-first field computer with app ecosystem for outdoor and trades use cases.
• Software-first development: Qt/QML UI, Docker services, on-device AI (Phi-3), offline maps, Meshtastic integration.
• Raspberry Pi 5 + ESP32-S3 hardware; communication fallback from LTE → WiFi → LoRa → GPS beacon.

Rust the Process

Key Points

• Hands-on projects replaced passive reading to advance Rust learning.
• A Rust-based ray tracer provided rapid, visual feedback and confidence.
• A Rust TUI for OpenSnitch uses gRPC to improve usability in headless Linux environments.

7- and 14-segment fonts "DSEG"

Key Points

• Free, SIL OFL 1.1-licensed 7-/14-segment font family with 51 styles in TTF/WOFF/WOFF2.
• Web-ready behaviors (blinking colon, zero-width period, segment on/off mappings) and documented code points.
• Changelog adds WOFF2 metadata, npm/Node.js install, makefile builds, and recent fixes/additions.

Say No to Palantir in the NHS

Key Points

• NHS England is reportedly rolling out Palantir software to manage health records.
• The article cites Peter Thiel’s criticisms of the NHS and alleges negative actions by Palantir.
• A tool is offered to check local trust adoption and to email trusts and Health Secretary Wes Streeting.

immer – a library of persistent and immutable data structures written in C++

Key Points

• Persistent, immutable C++ data structures for interactive and concurrent software
• Header-only, C++14, tested with Clang/GCC; install via Nix, CMake, vcpkg
• Customization via templates; benefits include efficient change reasoning, concurrency, and parallelism

Why Reliability Demands Functional Programming

Key Points

• ADTs encode business rules to make invalid states unrepresentable.
• Pattern matching and exhaustiveness checks enforce complete handling and safer refactors.
• Type-driven lifecycle modeling fixes real reliability issues like double settlement.

Replacing JavaScript with Just HTML

Key Points

• Use <details>/<summary> for JS-free accordions, with open and name attributes for control.
• Combine <input> and <datalist> to create autofilter suggestion dropdowns across input types.
• Leverage native HTML/CSS to reduce JS payloads and improve performance.

Vaccinated dog tests positive for rabies, at least 13 people PEP so far

Key Points

• First rabid dog case in Cook County since before 1964 and in Illinois since 1994.
• Thirteen direct contacts have started post-exposure prophylaxis; no symptoms reported.
• Public health officials stress up-to-date pet vaccinations and prompt reporting of animal bites.

Travel agents took 10 years to collapse. Developers are 3 years in

Key Points

• 1995 airline commission cuts weakened travel agents ahead of OTAs’ rise.
• LLM adoption is rapid: >40% US usage; 84% of developers by 2025 (Stack Overflow).
• Niche travel segments grew (e.g., Virtuoso), while generalist agents declined sharply.

Dad's Fitness May Be Packaged and Passed Down in Sperm RNA

Key Points

• Sperm may transmit paternal lifestyle information via RNAs affecting embryonic development.
• A 2025 Cell Metabolism study links paternal exercise to sperm microRNA changes with metabolic impacts.
• Mechanistic details are not yet resolved; evidence is strongest in animal models and remains cautious for humans.

2025 was the year Xbox died

Key Points

• Microsoft canceled the Perfect Dark reboot and reportedly canceled Everwild.
• Forza Horizon 5 was released on PlayStation 5 in 2025.
• US Xbox console prices rose to $400 (Series S) and $600 (Series X).

Go Gray, Not Cray: Why You Should Grayscale Your Phone

Key Points

• Enable grayscale via Accessibility settings on iOS and Android.
• Grayscale may reduce distraction and perceived urgency of notifications.
• The article claims grayscale can improve comfort and battery life.

Software ate the world. Federation will eat embeddings

Key Points

• Use agentic AI with tool calling to query existing systems instead of building parallel AI data infrastructure.
• MCP and agent orchestration frameworks enable these capabilities today.
• RAG is best for document chat and often unsuitable for accurate structured queries and aggregates.

Nvidia deal a big win for Groq employees and investors

Key Points

• $20B non-exclusive licensing deal between Groq and Nvidia
• Leadership shifts: Ross and Madra to Nvidia; Simon Edwards to lead Groq
• Structured payouts for shareholders and employees, including 2026 tranches

Interton Video Computer 4000

Key Points

• Released in 1978 by Interton across multiple countries; discontinued in 1983.
• Powered by Signetics 2650A CPU and 2636 video controller; uses ROM cartridges.
• Clones and related systems exist, with varying compatibility among versions.

Calendar

Key Points

• Single-page annual calendar auto-fits any paper size.
• Print in landscape and disable headers/footers for best results.
• Includes a link to a 2026 version and credits Neatnik with a source link.

Travel agents took 10 years to collapse, developers are three years in

Key Points

• 1995 airline commission cuts weakened agents before online booking accelerated disruption.
• LLM adoption has surged since GPT-4, compressing the timeline of change for developers.
• Niche travel segments (TMCs, cruises, luxury like Virtuoso) grew as generalist agents declined.

Dialtone – AOL 3.0 Server

Key Points

• Fan-built P3 server emulating AOL’s 1990s environment
• Works with AOL 3.0 clients on Windows and Mac without dial-up
• Includes a ’90s-style AI chat via Grok AI

C –> Java != Java –> LLM

Key Points

• LLMs accelerate but do not replace source code as the intermediate artifact.
• Core development practices persist until LLMs achieve full autonomy.
• Interpreted languages may rise for live, prompt-driven updates to running systems.

Public Domain Day 2026

Key Points

• Works from 1930 and sound recordings from 1925 enter the U.S. public domain on Jan 1, 2026.
• Highlights include major books, films, songs, and art by renowned creators becoming free to use.
• The article explains U.S.-specific rules, character IP issues, and why these changes matter.