Linux 15-Year Bug Hits Major Distros!

Harman and Dr. Sean Olive are reshaping headphone sound

Key Points

• Harman’s Experience Center is a core site for product development, testing, and acoustic research across its audio brands.
• Sean Olive and his team developed the Harman Target headphone listening curve and have focused recent work on spatial audio.
• The Hyperion Sphere is presented as a central research tool in Harman’s effort to advance immersive headphone sound.

Preempt_none Is Dead; Your Postgres Probably Doesn't Care

Key Points

• The article argues the Linux 7.0 PostgreSQL slowdown is benchmark-specific, not a general upgrade blocker.
• Linux 7.0’s removal of PREEMPT_NONE is presented as the kernel change behind the measured regression.
• Profiling showed the issue concentrated in PostgreSQL’s buffer-management path, especially the s_lock spinlock.

Damaged Earth Catalog

Key Points

• The Damaged Earth Catalog frames itself as a response to harms obscured by centralized institutional power.
• It emphasizes community power in education, inspiration, environmental shaping, and knowledge sharing.
• The article lists a range of alternative computing and technology approaches, including permacomputing, low-tech, and salvage computing.

AI-generated videos to maximally drive a target brain region

Key Points

• NEvo evolves AI-generated videos to maximally activate a chosen visual brain region.
• The method is used in silico to design optimized visual stimuli for neuroscience research.
• The reported mapping shows visual selectivity becoming more dynamic and social along the lateral stream.

Browser Fingerprinting – How websites track you across internet –without cookies

Key Points

• Browser fingerprinting creates a unique identifier from browser and device characteristics rather than cookies.
• The article describes multiple technical methods, including canvas, graphics API, font, audio, and device-based fingerprinting.
• It says fingerprinting is used for both ad profiling and security purposes such as fraud, bot, and abuse prevention.

In Emacs, Everything Looks Like a Service

Key Points

• The article says Emacs is not an operating system, but can coordinate services and programs in ways that invite comparison.
• It explains client-server architecture and uses it to describe how Emacs can function as a client environment.
• It catalogs Emacs tools for UI, communication, and local storage, including networking support, data parsing, and SQLite.

Tiny Tapeout Explorer: WASM FET-level circuit SIM&vis

Key Points

• Tiny Tapeout Explorer is a browser-based IC visualization and simulation tool for Tiny Tapeout designs.
• It uses a WebAssembly-powered C++ engine and WebGL 2.0 for in-browser extraction and 3D layout viewing.
• The project adds switch-level simulation, VGA output, and signal monitoring as an upgrade to the earlier TT09 WebGL GDS Viewer.

Ditching Vagrant: VMs with KVM and Virsh on Debian

Key Points

• The author replaced Vagrant with direct use of KVM, libvirt, and virsh on Debian.
• KVM is described as the Linux kernel virtualization module that enables VM creation and operation.
• libvirt and virsh provide a consistent management layer and CLI interface for controlling VMs and related virtualization resources.

Laylo (YC S20) Is Hiring a Head of Finance

Key Points

• Laylo is hiring its first Head of Finance to build finance systems and strategy from scratch.
• The company says its platform serves over 10,000 creators and has supported more than $1 billion in creator sales.
• The role covers SaaS pricing, forecasting, reporting, compliance, and potential fundraising or M&A support.

The mathematical secrets of Barcelona's Sagrada Familia

Key Points

• The article links the Sagrada Família’s dimensions to a 7.5-metre module and proportional relationships based on the number 12.
• It provides specific measurements for the basilica’s length, width, nave and vaults to illustrate the modular system.
• It describes how polyhedra such as dodecahedrons and icosahedrons are used in the towers and façade elements.

Good Tools Are Invisible

Key Points

• The article argues that good tools should fade into the background instead of forcing users to navigate limitations.
• The author contrasts Vim macro workflows with Sublime Text multiple-cursor editing and short scripts.
• It says tool loyalty can become identity-driven, making users more likely to defend flaws rather than acknowledge them.

Java 27: What's New?

Key Points

• Java 27 is feature complete and arrives with 9 JEPs.
• G1 is now the default garbage collector in all environments under JEP 523.
• Compact object headers are enabled by default, with cited benchmark gains in memory and CPU efficiency.

Late Bronze Age Collapse

Key Points

• The article frames the Late Bronze Age Collapse as a major regional state-system breakdown in the 12th century BC.
• It emphasizes that archaeology is the main source of evidence, especially destruction layers and settlement changes.
• It argues the collapse was uneven and chronologically complex, not a single uniform wave affecting every site the same way.

Ryanair Passenger Sucked Toward Broken Window After Midair Engine Failure

Key Points

• Ryanair flight FR1879 returned to Thessaloniki after an engine failure damaged a passenger window.
• The Boeing 737-800 landed safely, one passenger was injured, and authorities launched an investigation.
• A replacement aircraft later carried passengers to Memmingen with a delay of about four hours.

Write code like a human will maintain it

Key Points

• The article shows AI-generated duplicate access checks appearing across multiple files in one project.
• It argues that LLMs learn from repository patterns and will repeat shortcuts already merged into the codebase.
• Its main recommendation is to keep code maintainable for humans because AI reinforces existing coding habits.

How do you use Vim in the era of AI?

Key Points

• The post asks whether Vim still fits workflows shaped by AI.
• The author says they are a heavy Vim user but now look at code less often.
• The content is a short Hacker News discussion prompt rather than a reported event or technical article.

Proton AG Services is currently experiencing some issues

Key Points

• Proton reported a login outage affecting multiple Proton services and platforms.
• The incident impacted products including Proton Mail, Calendar, Drive, Pass, VPN, SimpleLogin, Wallet, and Lumo by Proton.
• Proton later said login access was restored and teams were monitoring recovery and investigating the root cause.

Punk, or why I don't stream anymore

Key Points

• The author says streaming became performative and less reflective of genuine self-expression.
• ChatGPT and AI are described as tools that can flatten identity and create an illusion of agency.
• The article argues that corporate internet platforms have displaced older alternatives and commercialized subcultures.

Scarf has moved away from Haskell

Key Points

• Scarf says it moved away from Haskell after years of successful production use.
• The company credits Haskell with reliability and strong bug prevention, but cites compile time and tooling friction as major costs.
• The article argues that AI coding workflows make fast feedback loops and low cold-start overhead more important than before.

Successful Companies Go Blind

Key Points

• The article compares company competence loss to cavefish losing expressed eyesight in a stable environment.
• It says fast growth and internal-only hiring references can make weak engineering practices self-reinforcing.
• It argues that centralized excellence programs may institutionalize control without restoring distributed engineering quality.

Show HN: Runloom – Go-style coroutines for Python free-threaded

Key Points

• Runloom adds Go-style stackful coroutines and multicore scheduling to free-threaded CPython without requiring `async/await`.
• The article reports benchmark parity with Go in several throughput metrics and faster pure-C spawn rates, with higher memory use per parked fiber.
• Multi-core benefits require free-threaded CPython, while GIL builds remain effectively single-core despite retaining the coroutine model.

Ancient Coins: What About Spartan Coins?

Key Points

• Sparta’s reputation for having no coinage is overstated; it issued limited coinage later in its history.
• Plutarch’s account links Spartan anti-wealth policy to the use of iron money instead of gold and silver.
• Areus became the first Spartan king to issue named coinage, largely to fund mercenary warfare against Macedonia.

ActivityPub over ATProto

Key Points

• The article proposes running ActivityPub on top of an AT Protocol PDS as a speculative architecture.
• It distinguishes ATProto as an open protocol layer and Bluesky as one application built on it.
• It argues that ATProto’s identity and signed-repository model could improve user portability compared with traditional federation.

Unified Memory, Explained: Why Mini PCs Can Run 70B Models a Big GPU Can't

Key Points

• Unified-memory systems can load larger LLMs because they are not limited by separate GPU VRAM.
• Discrete GPUs still offer much higher memory bandwidth, which makes them much faster when a model fits.
• The article’s hardware comparison is based on published specifications and cited sources rather than direct in-house testing.

My burner email blocklist blocked me

Key Points

• The author was blocked from an ECMWF signup after using a Proton Mail alias, prompting a reassessment of burner-email blocklists.
• The article distinguishes public throwaway inboxes from persistent personal aliases and argues they should not be treated identically.
• It says domain blocklists are a weak anti-abuse measure because attackers can bypass them through aliasing and custom domains.

How RCA Victor sold Sound Service to classrooms in 1939

Key Points

• The featured poster is an RCA Victor advertisement from the March 6, 1939 issue of LIFE magazine.
• The article explains RCA’s founding in 1919 and its development into a communications conglomerate under David Sarnoff.
• It links RCA Victor to the 1929 merger with Victor Talking Machine and cites period reporting on RCA’s expansion into entertainment and broadcasting.

Lost city discovered beneath Egypt's desert with ancient church

Key Points

• A 1,600-year-old Byzantine city with a church and planned streets was uncovered at Dakhla Oasis.
• Nearly 200 inscribed pottery fragments in Coptic and Greek document commerce and daily life.
• A separate excavation at Marina el-Alamein revealed 18 tombs, a granite sarcophagus, and golden-tongue burials.

Europe's Largest Unions Demand Right to Cancel Work on Days Above 30C

Key Points

• European unions want EU law to mandate work stoppages above specific heat thresholds.
• Research cited says workplace heat stress affects up to 130 million European workers annually.
• The UK’s Trades Union Congress is also seeking maximum workplace temperature rules and has gathered over 64,000 petition signatures.

A Love Letter to Flashcards

Key Points

• The author changed their view of flashcards after learning about spaced repetition in the Learning How to Learn course.
• The article argues that memory supports deep understanding, especially in cumulative subjects like mathematics.
• Flashcards are presented as most useful after comprehension is established, with self-made cards preferred over shared decks.

Alternate Clock Designs and Time Systems

Key Points

• The article explores multiple alternative clock systems that divide a day differently from standard time.
• A decimal clock uses 10 hours, 100 minutes, and 100 seconds, making conversions easier.
• Binary, hexadecimal, and 36-hour clocks illustrate how different bases change readability, precision, and unit duration.

QuadRF can spot drones and see WiFi through my wall

Key Points

• QuadRF combines a Raspberry Pi 5 and FPGA in a handheld phased-array radio for beamforming and RF analysis.
• The device reportedly visualizes 4.9–6 GHz RF activity, including 5 GHz WiFi sources and drones in flight.
• The article links QuadRF to Martin McCormick’s broader Moon-scale antenna array work and notes active crowdfunding progress.

Garnix Is Joining Shopify

Key Points

• Garnix is joining Shopify and shutting down its hosted service on July 15, 2026.
• The Garnix codebase is being open-sourced to support self-hosting or shared instances.
• All user data, including build artifacts, will be deleted on July 15, 2026.

The Annotated JEPA

Key Points

• The article explains JEPA through a from-scratch tutorial centered on I-JEPA.
• It presents latent-space prediction as the key mechanism for self-supervised representation learning without labels.
• It extends the discussion beyond images to V-JEPA, V-JEPA 2, and LeJEPA while focusing on core mathematics over production engineering.

Snails' Teeth Beats Spider Silk as Nature's Strongest Material

Key Points

• Researchers reported that limpet teeth outperform spider silk in tensile strength.
• The teeth are composed of goethite nanofibers within a protein matrix.
• The article suggests the finding could inform bioinspired engineering of advanced materials.

Let's Reinvent the Scroll Wheel

Key Points

• ScrollPods enables hands-free Mac scrolling using compatible Apple headphones and head movement.
• The article develops the product idea by redefining scrolling from first principles rather than starting with existing input devices.
• The tool is free and requires macOS 14+ plus supported AirPods, AirPods Pro, or AirPods Max.

The tech of 'Terminator 2' – an oral history (2017)

Key Points

• ILM built custom CGI tools to create the T-1000 effects in *Terminator 2*.
• The work built on lessons from *The Abyss* while being done by a small CG team in San Rafael.
• The production marked a shift toward more dedicated software engineering inside ILM’s visual effects pipeline.

Show HN: Reviving my 2001 college band with AI

Key Points

• A Ripon College band’s original songs were preserved from 2001.
• The music was revived in 2026 as an AI-assisted project.
• The article focuses on connecting archived creative work with modern production technology.

You're Not a Better Engineer Because You Type Git Commands by Hand

Key Points

• The author says AI now handles many repetitive software engineering tasks that previously took significant manual time.
• The article emphasizes commit messages, PR descriptions, comments, and naming as areas where AI improves consistency.
• Structured repository context is presented as especially useful for LLM-based tools working with code.

Chat Control 1.0 has been passed

Key Points

• The article says Chat Control 1.0 permits voluntary scanning of unencrypted messages for CSAM and was renewed.
• It reports that opponents did not reach the 361-vote threshold needed to reject the measure despite having more “no” than “yes” votes.
• The article describes Chat Control 2.0 as a permanent, mandatory proposal that would extend scanning to end-to-end encrypted communications.

Anyone else get a vague GitHub shakedown notice?

Key Points

• The post reports an unexpected GitHub billing notice related to GitHub Code Quality.
• The quoted email says GitHub Code Quality becomes generally available on July 20, 2026, with paid pricing.
• The author disputes the email's stated reason for receipt and questions whether QGIS-related usage triggered it.

Combustion Engine Web-Based Simulator

Key Points

• The article lists multiple preset combustion engine builds for a web-based simulator.
• Presets span compact cars, sports cars, motorcycles, trucks, and drag racing applications.
• Engine options include varied layouts, fuels, and induction types such as boxer, V8, V12, turbo, diesel, and E85.

SpaceX wants to launch 100k more Starlink satellites – for 100x the bandwidth

Key Points

• SpaceX wants FCC approval for 100,000 Gen3 Starlink satellites in very low Earth orbit.
• The company says Gen3 could deliver multi-gigabit, low-latency broadband and increase Starlink bandwidth by roughly 100 times.
• The plan requires broad spectrum access, larger satellites, and upgraded user hardware.

War Atlas: An interactive cartography of every named war in human history

Key Points

• War Atlas is an interactive map of named wars across about 5,000 years of history.
• The interface combines geographic mapping with timeline navigation and historical period labels.
• The tool includes controls for filtering, exporting, touring, and replaying data over time.

Ask HN: What was the last task where only a frontier model could do it?

Key Points

• The post asks for concrete recent examples of tasks where frontier AI models outperformed open-weight or cheaper models.
• It specifically compares models including GLM, DeepSeek, Kimi, and Qwen against Opus, Fable, and GPT.
• The author provides a template to standardize reports of task type, failure mode, success, and whether an older frontier model would have sufficed.

New York City to become first in US to ban deceptive subscription practices

Key Points

• New York City adopted a rule requiring simple subscription cancellation and set enforcement to begin on 1 October.
• The city proposed a junk-fee rule that would require businesses to display total prices upfront, including mandatory fees.
• The article says the subscription rule could save New Yorkers up to $162.5 million annually.

How the Terrorist Group Boko Haram Uses Frontier AI

Key Points

• A report based on 27 interviews says both Boko Haram factions used frontier AI tools through 2024.
• Reported uses included attack planning, weapons troubleshooting, and explosive-device design.
• The report says AI know-how was institutionalized internally and spread via jihadist networks, including training by Islamic State operatives.

Ask HN: Are systems ready for the first negative leap second?

Key Points

• The article says leap-second need cannot be predicted in advance with certainty.
• It questions the purpose of keeping civil time aligned with Earth’s orbit around the sun.
• It states that tradition is the main reason given for continuing this practice.

Cpp2Rust: Translates C++ to safe Rust automatically

Key Points

• Cpp2Rust translates C++ to fully safe Rust by default using a clang AST-based pipeline.
• The tool relies on libcc2rs and its `Ptr<T>` abstraction to model C pointer behavior in generated Rust.
• The article includes practical setup, build, test, and usage instructions for single-file and whole-program translation.

Show HN: Wyrm – Solve algebra by touch, built on an open-source soundness engine

Key Points

• Wyrm enforces algebraic correctness by permitting only rewrite-rule transformations, making reachable states sound by construction.
• The engine tracks conditional validity and possible extraneous-solution cases as explicit assumptions in the derivation state.
• wyrm-math is a dependency-free TypeScript engine that powers the Wyrm Math app and supports exact symbolic manipulation across multiple runtime environments.

Materials innovation has a scale-up problem, not discovery

Key Points

• The article says known materials are often blocked by scale-up challenges rather than discovery gaps.
• Intel’s high-k dielectric transition is presented as a case where manufacturing integration took more than a decade.
• Fragmented characterization workflows and lost experimental data are identified as major barriers to materials scale-up.

Capitalism Gone Wrong

Key Points

• The article pairs a European Commission investigation statement with Meta executives’ earnings-call comments about engagement gains.
• Zuckerberg said AI-driven recommendations increased time spent by 8% on Facebook and 6% on Instagram.
• The article presents these remarks as evidence of how engagement optimization supports Meta’s advertising revenue model.

Mayor Mamdani Announces Landmark "Click-to-Cancel" Consumer Protection Rules

Key Points

• New York City announced a final Click-to-Cancel rule and a proposed all-in pricing rule.
• The city estimates the Click-to-Cancel rule could save consumers up to $162.5 million annually.
• Officials say the measures are part of a broader affordability and consumer protection agenda.

45% of Enthusiasts 'Seriously Considering' Leaving Sony for PC

Key Points

• A poll of over 6,500 Push Square readers found 45% of PlayStation enthusiasts were seriously considering switching to PC.
• The move away from physical games was cited by 41% of respondents as a reason to leave Sony’s platform.
• If the PS6 cost $1,000, 29% said they would choose a gaming PC instead and 29% would stay with current consoles.

An Update on the scraper situation

Key Points

• Scraper traffic aimed at collecting AI-related training data is still increasing and is straining websites.
• Residential-proxy networks use ordinary consumer devices on residential and mobile connections to distribute scraping activity.
• Google's disruption of IPIDEA temporarily reduced scraper traffic at LWN, but the broader problem persists.

The Clouds of Hiroshima

Key Points

• The iconic Hiroshima cloud photo by Bob Caron was taken from the Enola Gay during the bombing mission.
• A second wider Caron image appears to be a separate shot taken slightly later, not just a crop.
• Several commonly used Hiroshima cloud photos actually depict later firestorm-generated pyrocumulus smoke clouds, not the initial mushroom cloud.

Don't discontinue Gemini 2.5 Flash

Key Points

• The article requests that Gemini 2.5 Flash not be discontinued.
• The author says internal benchmarks found Gemini 3 Flash underperformed for their workflows.
• The post cites Australia-specific deployment and latency advantages of Gemini 2.5 Flash for voice agents.

Moss (YC F25) Is Hiring

Key Points

• Moss is hiring a Senior or Staff SDK Engineer to own cross-platform SDK development around its Rust core.
• The company positions itself as a low-latency semantic search layer for conversational AI with sub-10ms retrieval.
• The posting highlights production scale, including deployments in 100+ countries, 5M+ voice minutes, and 380K+ package installs.

GPT-5.6, Grok 4.5, Claude, and Muse Spark build the same 4 apps

Key Points

• The benchmark was expanded to 12 models, four tasks, and five attempts per task after reader feedback.
• The article includes both proprietary and open-weights models, with all raw attempts published for inspection.
• Early task results show strong performance from GPT-5.6 variants and Grok on the raycaster task, and from Claude Fable 5 on the Rubik’s Cube task.

Why We Don't Trust the Database with Authentication

Key Points

• The article warns that database-trusted authentication can turn a database write vulnerability into a full authentication bypass.
• It demonstrates a SQL-injection scenario where an attacker swaps key hashes to access another organization’s data with their own valid API key.
• The proposed mitigation uses a TPM-protected pepper and HMAC-SHA512 over multiple contextual fields to bind API keys to their intended organization and structure.

Prismata: Confining cross-site prompt injection in web agents

Key Points

• Prismata is a defense for autonomous web agents against cross-site prompt injection.
• It combines dynamic trust derivation with mechanical confinement to limit agent visibility and actions.
• The article reports reduced attack success on published and adaptive attacks while preserving benign task utility.

Show HN: SubjectiveZero, an open-source agentic node editor for creative coding

Key Points

• SubjectiveZero is an open-source macOS creative coding tool that turns prompts into editable code-based nodes.
• It uses agentic workflows to split prompts into typed nodes, build interfaces, and generate code in parallel.
• The app emphasizes code ownership, compile isolation, live media inputs, and use of external coding agents like Claude Code and Codex.

Inference Optimization for MiMo v2.5: Pushing Hybrid SWA Efficiency to the Limit

Key Points

• MiMo-V2.5 uses Hybrid SWA, sparse MoE, and multimodal encoders to target efficient long-context and multimodal inference.
• MiMo-V2.5-Pro is described as having 70 layers—10 Full Attention and 60 SWA—with compute and KVCache use estimated at roughly one-seventh of Full Attention.
• The article emphasizes that achieving these gains in production requires system-level optimization across caching, scheduling, pipelines, and multimodal throughput.

Postgres locks do not scale

Key Points

• A Postgres database on AWS Aurora suddenly hit 100% CPU in system time and caused a major outage.
• A direct reboot attempt stalled, so the team blocked new EC2 connections via security groups to drain load.
• After recovery, engineers removed expensive queries and limited bot-role connections before restoring traffic.

GhostLock, a stack-UAF that has existed in ALL Linux distributions for 15 years

Key Points

• GhostLock is a Linux kernel stack use-after-free vulnerability affecting kernels from 2.6.39 to 7.1.
• The article says the bug can be exploited for local privilege escalation and container escape without special privileges.
• The root cause is incorrect task cleanup in the rtmutex proxy locking path, fixed by clearing state on waiter->task rather than current.

Apple sues OpenAI, accuses ex-employees of stealing trade secrets

Key Points

• Apple sued OpenAI over alleged theft of Apple trade secrets by former employees.
• The defendants named in the article are OpenAI, io Products, Tang Tan, and Chang Liu.
• Apple’s complaint ties the allegations to OpenAI’s hardware efforts and recruiting of Apple employees.

Einstein's relativity rules chemical bonds in heavy elements, new research shows

Key Points

• A Science study from Brown University found direct evidence that heavy-element triple bonds differ from the textbook model.
• Photoelectron spectroscopy of carbon-bismuth molecules showed relativistic effects mixing sigma and pi bonding.
• The finding may affect chemistry teaching and is relevant to growing interest in bismuth for solar cells and quantum-related materials research.

AI 2040: Plan A

Key Points

• Plan A proposes delaying superintelligence until 2040 while making AI research public and reducing concentration at the frontier.
• The article describes AI agents as an emerging second workforce and says customers are paying about $10 billion per month for broad AI labor capability.
• Congress responds with hearings and the AI Transparency Act of 2027, but the article says deeper concerns about power concentration remain unresolved.

Preemption is GC for memory reordering (2019)

Key Points

• The article proposes using preemption and interrupt returns as implicit ordering barriers in userspace lock-free code.
• It compares this approach with Bounded TSO as another way to guarantee liveness without explicit memory barriers.
• It explains event counts as version-based synchronization primitives that avoid lost wake-ups and integrate with OS-level blocking.

FreeCAD in the Browser

Key Points

• FreeCAD was ported to run in the browser as a WebAssembly application, following earlier browser ports of LibreCAD and OpenSCAD.
• The build includes a large native stack—OCCT, Coin3D, CPython 3.14, PySide6, VTK, and SMESH—compiled into a single 196 MB WebAssembly module.
• The port depends on WebAssembly JSPI to preserve modal dialog behavior, so it currently requires recent Chromium-based browsers.

Show HN: We beat Cloudflare's bot detection (open-source stealth browser)

Key Points

• The article says anti-bot block pages often look like successful fetches, causing AI agents to produce silent factual errors.
• The open-source Fortress browser is presented as a tool that reportedly bypasses 5 of 8 tested anti-bot targets.
• Examples using Indeed and Zillow show naive requests returning block pages while Fortress returns structured listings data.

An iroh powered smart fan

Key Points

• The tutorial builds a smart fan on ESP32 using iroh for cloud-free remote access.
• An ESP32 board with PSRAM is recommended to enable full iroh networking and relay support.
• The implementation starts from existing iroh ESP32 examples and uses Rust projects for server and client components.

Choosing the Right AI Agent Memory Strategy: A Decision-Tree Approach

Key Points

• The article presents AI agent memory as a layered design problem rather than a single system choice.
• It defines four memory types: working, semantic, episodic, and procedural.
• It warns that storing information in the wrong layer can harm retrieval reliability and context quality.

Meta pulls new AI image feature after days of backlash

Key Points

• Meta removed an Instagram-linked AI image feature after privacy backlash.
• The feature let users generate images from content on public Instagram accounts and reportedly opted users in by default.
• Meta still plans broader AI integrations across WhatsApp, Facebook, and Messenger, plus an AI video tool.

The footgun of right-to-left decorative characters

Key Points

• The article demonstrates that a decorative Unicode fleuron can unexpectedly reorder nearby text because it is a right-to-left character.
• It explains the behavior through the Unicode Bidirectional Algorithm and character directionality classes.
• It recommends using HTML <bdi> or CSS unicode-bidi controls to isolate the symbol and preserve intended layout.

Silent speech with ultrasound

Key Points

• A tongue-ultrasound silent-speech model achieved 15.6% word error rate on open-vocabulary speech.
• The system was trained on 50 hours of collected data and reportedly generalized to new American-accented speakers.
• The article says audible speech data, real-time quality checks, and story-based prompts were used to build the training dataset.

Show HN: Phobos – A tiny scale-free kernel language with tile-DAG support

Key Points

• Phobos is a Triton-inspired GPU kernel language that compiles to PTX for NVIDIA GPUs.
• The author reports SGEMM performance reaching 76% of cuBLAS on a 2080 SUPER.
• The language is tile-oriented and is presented as a learning project with early tile-DAG support but no multi-node benchmark results.

The Lindy Effect in Software

Key Points

• The article applies the Lindy effect to software technology choices.
• It argues that mature technologies offer stability, ecosystem depth, predictability, and lower risk.
• It recommends balancing careful adoption of new tools with reliance on proven software foundations.