Chat Control 1.0 and 2.0 Explained

https://fightchatcontrol.eu/data/logo.webp
Two EU "Chat Control" laws are moving through institutions in parallel, one expired and the other being revived. The laws aim to regulate digital platforms' detection and reporting of child sexual abuse material, with disagreement over scanning of private communications.

Microsoft fire idTech team at Id software

id Software developers working on idTech have been fired due to massive Xbox layoffs. Approximately 1,600 id Software roles were eliminated as part of a 3,200-person team reduction across Xbox divisions.

30papers.com – Ilya's 30 essential ML papers, in a beginner friendly format

The user provided a list of various research papers, blog posts, and articles related to deep learning, neural networks, and artificial intelligence, covering topics such as variational autoencoders, convolutional networks, recurrent neural networks, and transformer models. These resources aim to explain complex concepts in deep learning and provide practical examples and implementations for ...

Chat Control passed first round in EU Parliament

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The European Parliament voted to reinstate the Chat Control regulation with a narrow majority, allowing tech giants to scan private chats for child abuse material. The move was seen as an unprecedented parliamentary maneuver to avoid a regulatory gap before the summer break.

98% isn't much

The 98% statistic is often misleading as it implies success for most, but neglects the 2% who fail. Truly robust engineering requires handling edge cases, not just meeting a general average.

Local, CPU-Friendly, High-Quality TTS (Text-to-Speech) with Kokoro

https://ariya.io/images/2026/03/kokoro.png
Kokoro is a local speech generation model that produces realistic speech in multiple languages without compromising privacy. It can synthesize speech on a local machine using a CPU, with a container image available for easy setup and use.

Show HN: Davit, a Apple Containers UI

https://davit.app/img/icon-256.png
Davit is a container management app for macOS that directly interacts with Apple's container daemon. It offers features like live monitoring, interactive shells, and customizable settings.

How to sequence your own DNA at home

You sequenced your genome 5 times at home using an Oxford Nanopore Technologies MinION, taking two months to set up and costing a significant amount. The genome is a reference layer, and analyzing it with tools like VEP and gnomAD provides information on gene expression but is not yet diagnosis-level.

Structure and Interpretation of Computer Programs Video Lectures (1986)

https://ocw.mit.edu/courses/6-001-structure-and-interpretation-of-computer-programs-spring-2005/ad40b7bc2fd8fcd95f535c77aeeafde3_6-001s05.jpg
Twenty video lectures by Hal Abelson and Gerald Jay Sussman present a 1986 course on computer programming. The lectures follow the first edition of Structure and Interpretation of Computer Programs and remain useful for students using the second edition.

Microsoft Can Track Users via a Windows Device ID

https://i.pcmag.com/imagery/articles/02VZVE6JO9dXqKyKowYhZzj-1.fit_lim.v1783350873.jpg
A 19-year-old hacker's arrest revealed Microsoft can track Windows PCs through a "Global Device ID" with no easy opt-out, sparking surveillance fears. Microsoft's device ID can associate with third-party services and track online activity, raising concerns about potential abuse for surveillance purposes.

China sentences official to death for taking $325M in bribes

https://ichef.bbci.co.uk/news/480/cpsprodpb/258b/live/2bc73090-79b2-11f1-bebe-3701069fbdcb.jpg.webp
A former Nanjing city official Yang Youlin was sentenced to death for taking over 2.2bn yuan in bribes over 30 years. His case is one of the highest in recent years, with Yang exploiting his roles for personal gain despite President Xi's anti-corruption crackdown.

Amazon without the knockoffs

https://knockoff.shopping/demo/wnpethome.jpg
The extension filters Amazon listings with customizable options and allows users to trust or block brands. It also enables one-click misclassification reports and uses plain text files for brand lists.

Top researchers leave USA for the Netherlands (in Dutch)

https://www.nwo.nl/sites/nwo/files/styles/max_1300x1300/public/media-images/shutterstock_96360815.jpg?itok=PXZAbZn6
Hier is een samenvatting van het artikel in 2 concise Engelse zinnen van niet meer dan 200 tekens:

Dua Lipa opens library for banned and censored books in Portugal

https://images.euronews.com/articles/stories/09/81/69/78/1536x864_cmsv2_9fa73d72-e028-565f-a3e0-5c2a4145bb5a-9816978.jpg
Dua Lipa has released a live album and her debut album reached 450 weeks on the UK chart. She also launched a library of banned books, the Manifesto Library, at Livraria Lello in Portugal.

We charge $10k a week to delete AI-generated code

https://odra.dev/slopfix/img/maciej.png
We analyze your codebase for free, then offer a fixed price and reduction target to simplify and maintain it. Our one-week service costs $10,000, with payment based on achieved reduction.

Why skilled workers come to Germany and then leave again

https://static.dw.com/image/72153420_6.jpg
Researchers found that emigration from Germany is driven by multiple factors including family reasons and discrimination. Public policy can influence contributing factors such as bureaucracy and language acquisition.

Why we built yet another Postgres connection pooler

https://pgdog.dev/assets/images/listen-arch.svg
PgDog is a Postgres proxy that scales connections without requiring trade-offs like connection poolers do. It preserves features like SET commands and LISTEN/NOTIFY, making it a more reliable option for scaling Postgres.

Europe's company websites are mostly served by US vendors

https://ciphercue.com/img/og-card.png
Researchers studied 19,450 European company entities and found US-headquartered vendors serve the majority of primary websites in the UK and Netherlands, and the plurality in Italy, Spain, and France. Cloudflare is the single largest internet-facing infrastructure vendor in every sampled country.

The Art of Computer Programming by Donald E. Knuth

https://www-cs-faculty.stanford.edu/~knuth/boxed-set-thumb.jpg
New material for volume 4 will first appear in beta-test form as fascicles of approximately 128 pages each, issued approximately twice per year. the first finder of any error in my books receives 0x$1.00 ($2.56), deposited to their account at the bank of san serriffe - if you find an error, i'll fix it. a citation to the original text is included in the index of each volume unless

Show HN: Yamanote.fun – A complete soundscape for Tokyo's Yamanote line

https://www.yamanote.fun/icons/icon-512-0.3.png
The Yamanote Line soundscapes combine station melodies, announcements, and train sounds to recreate Tokyo's railway loop. The virtual loop has distinct melodies for each direction and can be traveled in 30 minutes at double speed.

An agent in 100 lines of Lisp

https://thebeach.dev/images/lisp-agent.jpg
The author revisits Lisp's role in 1990s symbolic AI, now experimenting with its code-as-data feature to build a minimalist AI agent that dynamically generates and executes tools via recursion, contrasting modern fixed-agent frameworks. This approach mirrors human learning through memory-driven skill rehydration, suggesting Lisp's enduring relevance in agent design.

Jim's TrueType QR Code Font

https://opengraph.githubassets.com/933b18650cefc9e4f86d9af603a0edc04cb4c33e373d36be52e931db0368cb54/jimparis/qr-font
This repo generates experimental OpenType fonts that turn bracketed text into QR codes while preserving readability. The fonts are generated from Liberation Sans Regular and licensed under the SIL Open Font License.

Show HN: Rowboat – Open-source, local-first alternative to Claude Desktop

https://private-user-images.githubusercontent.com/6592213/618149140-440087ae-5674-427a-87bb-831b0bea7de4.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.KwEBD7esvpQgJVCbdQ43WUvDJ-xTxlr5KaeG68RYQNU
Rowboat is a desktop AI coworker with a built-in knowledge graph that indexes work and allows collaboration with AI. It includes email client, notes, browser, code mode, and workspaces for different projects.

Astro 7.0

https://astro.build/_astro/blog-post-astro-7.H_MMnwV0_Z1ICDBv.webp?dpl=6a4cf0b8d8170e0008aa4181
Astro 7 is released with significant speed improvements, including a rewritten .astro compiler in Rust and a new Rust-powered Markdown and MDX pipeline.

I Built the Only 2026 WWII Jeep

https://images-stag.jazelc.com/uploads/theautopian-m2en/25C05B4B-BCF4-45D9-8018-BEE8A808C02C_1_102_a.jpeg
The author, a media company co-founder, was tasked with building a brand new WWII Jeep from scratch using primarily parts purchased off eBay Motors within a tight deadline. With the help of experts and friends, he overcame numerous challenges to assemble the vehicle, which was sponsored by eBay Motors as a partnership.

l: A new runtime for k and q

https://lv1.sh/og-image.png
l is a new engine built for modern memory, using compressed vectors, SIMD, and parallelism to run k4, q, and qSQL unchanged. It moves fewer bytes, making it fast, and automatically picks the execution path with no annotations.
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The Independent is a news outlet that provides unbiased reporting on various topics, including climate change and reproductive rights, without paywalls. Meta Platforms may face a $1.4 trillion penalty for allegedly designing Facebook and Instagram to addict young users.

Notes on Software Quality

Quality is a result of ability and appetite, where organisations have people who can produce high quality and allow quality to be achieved.

The revenge of the philosophy majors

Robert Long, a philosophy Ph.D., shifted from academia to A.I. research after discovering the field's potential for conscious A.I. He now works at Eleos AI Research, a nonprofit exploring A.I. welfare.

An iroh powered smart fan

https://www.iroh.computer/blog/an-iroh-powered-smart-fan/dht22.jpg
This guide demonstrates building a smart fan using an ESP32 and iroh, measuring temperature/humidity via a DHT22 sensor and controlling a fan locally or remotely via a browser-based WebAssembly GUI, without cloud dependency. The ESP32 connects to WiFi, uses iroh's relay for global access, and employs Rust-based RPC protocols for sensor data and fan control, with optional authentication for ...

Biff.graph: structure your Clojure codebase as a queryable graph

https://opengraph.githubassets.com/2b1823e7d4112dbdf919be6aa226011f5ef69c243d9b0318e35428f3d09a8181/jacobobryant/biff
Biff.graph is a lightweight, Pathom-inspired library for querying databases and derived data as a unified graph using resolvers. It simplifies code structure with small, testable resolvers and supports EQL/Datomic patterns, though it lacks Pathom's query optimization.

Automating AI Away

https://replicated.live/assets/img/tool.jpg
OpenAI researchers are automating themselves away by improving AI, but LLMs are clumsy and non-deterministic. Beagle SCM uses deterministic tools and formal workflows to sandwich brilliant but inconsistent LLMs.

Better Auth is joining Vercel

https://pbs.twimg.com/media/GYLNP1wWcAQVLNM?format=jpg&name=small
The author of Better Auth joined forces with Vercel to focus on building a framework-agnostic auth framework. This partnership will help them invest in the future of auth, including secure access for agents acting on users' behalf.

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

https://mimo.xiaomi.com/mimo-v2-5-inference-optimization/02-kvcache-storage-a.png
MiMo-V2.5 uses Hybrid SWA and MoE to cut KVCache by 7x, boosting efficiency in long-context and multimodal tasks. Optimizations like tiered caching, SWA-aware systems, and GCache integration enhance throughput and hit rates, achieving 93%+ server-side efficiency.

AI Meets Cryptography 1: What AI Found in Cloudflare's Circl

https://blog.zksecurity.xyz/posts/circl-bugs/thumbnail.png
zkSecurity's AI audit pipeline, zkao, found seven real bugs in Cloudflare's CIRCL experimental cryptography library, including a critical float64 precision loss in threshold RSA and a complete access-control break in attribute-based encryption, all of which are now fixed upstream. The AI's severity ratings were inconsistent, overrating some bugs and underrating others, highlighting the need ...

Silent speech with ultrasound

https://alephneuro.com/blog/silent-speech/probe-setup.png
Our system achieves 15.6% word error rate using 50 hours of ultrasound tongue data, outperforming lip-reading with 12.5% on 1M hours. Challenges include hardware miniaturization and non-American accents, but it generalizes across speakers and shows promise for silent speech tech.

Mapping homes you can buy from the US government for <$100k

https://govauctions.app/api/image?url=https%3A%2F%2Fres.cloudinary.com%2Fyardi%2Fimage%2Fupload%2Fq_auto%2Cf_auto%2Cc_limit%2Fhhs%2FIMG_3811_616731_488155005.jpg
The US government owns 2,074 homes, with 335 listed under $100,000 and 15 under $25,000, mostly in the Rust Belt and rural South. These homes are sold as-is through licensed agents, often requiring significant repairs.

Google Search lets creators know more about their reach

https://platform.theverge.com/wp-content/uploads/sites/2/2025/01/JAY_BLURPLE.jpg?quality=90&strip=all&crop=0%2C0%2C100%2C100&w=2400
Google introduces a Search Console feature enabling creators to track search terms leading to their Instagram, TikTok, X, and YouTube content, offering insights into audience interactions. This update expands Google Search's role as a hub for creators to monitor how users discover their social media posts.

Show HN: Fast, native Mac file manager (filters, fuzzy find, 9 MB, no Electron)

https://whimfiles.com/images/icon.png
WhimFiles is a native macOS file manager that filters files by type, date, and size, and allows dual-pane browsing and fuzzy search. It offers batch rename, folder size calculation, and a command palette for streamlined local file management.

Amber the programming language compiled to Bash/Ksh/Zsh

https://amber-lang.com/amber-logo.svg?dpl=dpl_2n7SKDk6cUSUwtwUXpVXTDrCwL7X
Amber The Programming Language

MacSurf 1.68 – NetSurf on OS 9 Released

https://opengraph.githubassets.com/0f5c67d45345af9af01bcabd576994ce03c56b157c6226a8abb6e2fbdbf24aeb/mplsllc/macsurf/releases/tag/v1.86
MacSurf is a native web browser for Classic Mac OS with real HTTPS and a modern JavaScript engine. It now runs on PowerPC Macs with Mac OS 9.1-9.2.2, thanks to a new engine called macQJS.

Men's average testosterone levels have halved in last 50 years

https://i.guim.co.uk/img/media/c23c80a46ec7648ca0f34ff20068806934b90df1/985_0_5397_4320/master/5397.jpg?width=465&dpr=1&s=none&crop=none
Researchers warn of a major crisis in male reproductive health due to declining testosterone levels, which have halved over 50 years. Obesity, diabetes, and environmental factors like endocrine-disrupting chemicals may contribute to the decline.

Show HN: Docx-CLI: agents read/edit Word docs using 1/2 the time and tokens

https://camo.githubusercontent.com/3d2fb52cfe6e1b85702faa19de5a9a07778527c4b40e88c5bbd4f549e6adcebc/68747470733a2f2f63646e2e6c6f6f6d2e636f6d2f73657373696f6e732f7468756d626e61696c732f64613730323639613937306634326361613133386662333338396234623963632d663437373430323339366434313534642d66756c6c2d706c61792e67696623743d302e31
Agents address text by stable locators with character offsets (p3:5-20); humans see normal word formatting on disk. docx <noun>, docx'verb', and a doxygen-based symlink encapsulate the verbs in the xml file system. # # the ok field appears in exactly one place: the --verbose success

Show HN: Frugon – Find which LLM calls a cheaper model could handle (local, MIT)

https://opengraph.githubassets.com/9b3e856ff9f588aca80aaacb1544f3c94599c21f0264872472f52b26010b9513/Rodiun/frugon
Frugon is a local, open-source tool that analyzes LLM call logs to save costs by switching or routing models. It runs locally, never sends data to the cloud, and provides a cost breakdown and routing recommendation.

The Clouds of Hiroshima

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The Hiroshima atomic bomb's iconic mushroom cloud is documented through various aerial and ground-level photographs, highlighting technical limitations and the distinction between the initial explosion's cloud and subsequent firestorm smoke. These images, including amateur snapshots and Japanese perspectives, capture the immense scale and historical impact, contrasting with later Nagasaki ...

Tell HN: Who wants to be hired" posts outpace "Who's hiring" 2 to 1

User noticed a reversal in comments on HN posts, with "Who wants to be hired" getting 2x more comments than "Who's hiring". This shift may be related to AI, potentially due to a recession or job market changes caused by AI advancements.

Ask HN: Is GitHub preparing to go behind a login wall?

GitHub is restricting access to certain features for non-logged-in users due to misuse of public data for spam activities. Users are advised to keep local copies of their repositories to mitigate potential access issues.

Deir El-Medina Strikes

https://upload.wikimedia.org/wikipedia/commons/thumb/2/21/Deir_el-Medina_2016-03-23c.jpg/250px-Deir_el-Medina_2016-03-23c.jpg
The Deir el-Medina strikes (c. 1158 BC) were Egypt's earliest recorded labor protests, driven by unpaid grain rations under Ramesses III, with artisans demanding supplies from the vizier. The skilled, literate workforce, organized into roles like scribes and deputies, leveraged their royal tomb-building role to negotiate, but ongoing grain shortages linked to Sea Peoples' invasions and ...

Show HN: Free Mermaid Diagram Editor

https://moxiedocs.com/opengraph-image
Moxie generates architecture diagrams from source code and refreshes them on every merge. It connects to GitHub and exports diagrams as SVG or PNG with one click.

Apache Shiro security framework releases 3.0.0

https://www.apache.org/events/current-event-125x125.png
The Apache Shiro team is pleased to announce the release of Apache Shiro version 3.0.0. This is a new major release of Apache Shiro, with many new features and improvements, culminating more than two years of work. Apache Shiro 1.x and 2.x are now considered end-of-life. If support for these versions is required, please check Commercial Support

Distributed system is slower than a laptop

https://codegood.co/og/your-distributed-system-is-slower-than-a-laptop.png
A 2015 study revealed single-machine solutions often outperform costly distributed systems, with modern hardware making this disparity worse; companies waste millions annually by defaulting to complex, over-scaled architectures instead of simpler, cheaper alternatives. The shift to distributed systems since 2004 is outdated, as today’s servers handle workloads once requiring clusters, urging ...

Midtown Manhattan blocks evacuated after beams buckling at construction site

https://i.abcnewsfe.com/a/0351da23-9517-413b-8057-3733270728cc/buckling-main-01-ht-jt-260707_1783439027986_hpMain_16x9.jpg?w=992
A Midtown Manhattan high-rise building at 235 E. 42nd Street is compromised, with structural support beams buckling and the building moving, prompting evacuations and fears of a partial collapse. Emergency shoring is being installed to stabilize the building, with no reported injuries and construction workers safely evacuated.

Satteri: A Markdown pipeline forged in Rust for the JavaScript world

Sätteri puts flexible JavaScript plugins on top of a fast Rust Markdown / MDX engine. Best of both worlds.

The footgun of right-to-left decorative characters

https://blog.alexbeals.com/images/the-footgun-of-right-to-left-decorative-characters/6.png
Fleurons and printer's ornaments, now in Unicode, face bidirectional text rendering issues when mixed with right-to-left scripts like Manichaean, requiring HTML/CSS fixes like `<bdi>` or `unicode-bidi` to isolate directionality.

Sodium-ion "salt" batteries will revolutionize electric-vehicle and grid storage

https://images.newscientist.com/wp-content/uploads/2026/07/06152825/SEI_304234402.jpg
Changan's new electric vehicle, the Nevo AO6, features a sodium-ion battery made by CATL, which could challenge lithium's dominance due to its lower cost and abundance. Sodium-ion batteries have improved to the point where they can compete with lithium-ion batteries in terms of performance and energy density.

Xbox 'OG' Adventures

https://mamoniem.com/wp-content/uploads/2026/07/2026-07-04-14_51_25.png
The user ported their game engine to the original Xbox as a personal project, overcoming challenges like adapting modern C++/Vulkan to outdated tools, converting assets through multiple formats, and using legacy SDKs. They prioritized official documentation and original toolchains over homebrew solutions, emphasizing technical hurdles in supporting obsolete hardware.

Cache-Conscious Data Layout in Rust: Field Zoning, False Sharing, 128-Byte Rule

The article explains how to design memory layouts for multi-core systems to avoid false sharing by using field zoning, alignment, and padding, using an SPSC ring buffer as an example. It emphasizes Rust-specific techniques like #[repr(C)] and CacheAligned to ensure cache line separation, preventing cores from interfering through hardware coherence protocols.

Show HN: Halo – open-source, tamper-evident runtime evidence for AI agents

https://repository-images.githubusercontent.com/1266640182/a23f636f-9190-47a8-aeda-3c55172ee7df
Tamper-evident runtime records track AI agent actions in an append-only log, verifiable without trust. The log is open, free to implement, and provides a verifiable Runtime Report for security reviews and assessments.

Why We Don't Trust the Database with Authentication

Sturdy Statistics avoids trusting databases as the sole authentication source by using HMAC-SHA512 with a server-side pepper and rotation versions, preventing hash tampering. They enforce multi-layered tenant checks across routing, auth, app, and DB layers to contain breaches and block cross-tenant access via cryptographic and schema safeguards.

Documentation is still in your Mum's filing cabinet

https://gerireid.com/images/open-graph.png
Traditional folder hierarchies, rooted in outdated office metaphors, poorly represent complex knowledge, forcing rigid storage that hinders discovery. Modern AI and accessibility principles promote interconnected systems where information is discoverable via context, search, and links, not fixed locations.

Software Bonkers

https://craigmod.com/images/about/craigmod-headshot-2025-small-01.jpg
The writer is a software enthusiast who built custom software using Claude Code to manage his finances and business. He created TaxBot2000, a personalized accounting system that handles multiple currencies and tax requirements.

Show HN: Shellular – run Claude Code, Codex, Pi from your phone

https://shellular.dev/_astro/banner.Cs3sOBud.jpeg
Shellular is a mobile app that lets developers control their local machine from their phone, edit files, and run commands securely. It pairs devices via QR code and encrypts data, allowing users to work remotely without exposing their machine to the world.

Reducing Doom Loops with Final Token Preference Optimization

https://www.liquid.ai/_next/image?url=%2Fimages%2Fbackgrounds%2Fsoft-7.webp&w=3840&q=75&dpl=dpl_CFp2Gwu71H8UDchdSrKT4rMMPTpo
Antidoom is a method to reduce doom loops in reasoning models by targeting the exact token that begins a loop and training the model to prefer coherent alternatives. This approach improves performance and reduces looping rates in models like LFM2.5-2.6B and Qwen3.5-4B.

PostgreSQL Benchmark: AWS RDS vs. Self-Hosted on Hetzner (2026)

Hostim had the fastest writes, 2.5× the write throughput of AWS RDS and 2.1× Hetzner, due to storage fsync latency. Hetzner had the fastest reads on raw per-core CPU speed.

Sixteen Failed Attempts to Write a Eulogy for My Father (2024)

https://storage.ghost.io/c/28/3e/283e5e31-c58a-4728-96fa-3ccd17d3d93c/content/images/size/w1200/2024/08/JudeDad.jpg
The author describes a Buddhist-inspired meditation practice fostering universal compassion by wishing health and justice for loved ones, strangers, and even adversaries, contrasting it with their father's isolated, self-destructive life and the family's legacy of toxic relationships. Reflecting on their complex bond, they grapple with shame, love, and the cyclical trauma of a lineage marked ...

Show HN: HTMLDrive – serve HTML files from your Google Drive

Edit and publish HTML/Markdown files from Google Drive with one-click web publishing; viewers don’t need accounts. Secure OAuth access keeps files in Drive, with cached copies deleted upon unpublishing.

A 13th-Century Enumeration Algorithm, Ignored for 700 Years

https://blog.klipse.tech/assets/tserouf_abcd.png
Abraham Aboulafia developed a systematic method for enumerating all permutations of an n-letter word in the 13th century. His method, based on a single recursive operation, generates all n! arrangements exactly once and returns to the start.

Git Hash Chain Malleability

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers found a vulnerability in Git commit signing, allowing attackers to create a new commit with the same tree and metadata but a different hash, affecting hash-based systems. This "hash chain malleability" can be exploited through various data representation malleations.

FrankenMarkdown

https://franken-markdown.com/assets/img/og.png?v=2
FrankenMarkdown is a clean-room Markdown engine with a Rust core that renders to HTML and PDF with zero dependencies. It's deterministic, auditable, and compiles to WebAssembly for local rendering.

Show HN: Dotenv-Diff v3.0.0

https://raw.githubusercontent.com/Chrilleweb/dotenv-diff/main/docs/assets/demo.gif
dotenv-diff scans codebases to detect environment variable issues (missing, unused, etc.) in SvelteKit, Next.js, Nuxt, and modern JS/TS projects. It integrates with Git hooks/CI/CD, allows ignoring warnings, and uses baseline files to track new issues.

New Literalism Comes for Museums

https://jaymollica.com/images/blog/new-literalism-comes-for-museums/kaws-family-sfmoma.jpg
Museums are adopting "New Literalism," simplifying art to avoid controversy and boost attendance. This approach undermines media literacy and ambiguity, driving audiences to seek out more nuanced experiences elsewhere.

Abject Praise

https://infrequently.org/2026/07/abject-praise/ios-blink-vs-safari-26-performance.png
Apple underinvests in WebKit despite vast web-derived profits, leading to slower progress and lower test pass rates compared to Chromium and Firefox. This underperformance, coupled with anti-competitive practices, harms developers and forces reliance on the App Store, stifling ecosystem innovation.

Sites that block AI training crawlers mostly ignore the answer time bots

https://sitedex.dev/insights/answer-era/og.png
The web's rulebook for AI barely acknowledges the moment when AI fetches a page to answer a question, with most sites neglecting to write rules for answer-time bots. Only 144 of 5,577 readable sites explicitly allow answer-time bots, while many others block training crawlers but not answer-time fetchers.

Show HN: MIRA – Multiplayer World Model Trained on Rocket League

Multiplayer world model - a dream of Rocket League.

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

https://www.joa-ebert.com/posts/2026-07-07-phobos-lang/images/cover.webp
Phobos is a minimal GPU kernel language inspired by Triton, compiling to PTX via MLIR/LLVM and achieving 76% of cuBLAS SGEMM performance on a 2080 SUPER. Designed as an educational project, it explores tile-based optimizations and distributed computing, leveraging MLIR for scalable, hardware-agnostic tensor operations.