CUDA-l2: Surpassing cuBLAS performance for matrix multiplication through RL

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CUDA-L2 optimizes HGEMM CUDA kernels, outperforming major matmul baselines on A100. It supports 16-bit accumulator, with 32-bit support planned for future release.

Multivox: Volumetric Display

https://raw.githubusercontent.com/AncientJames/multivox/main/images/multivox.jpg
The code is for a volumetric display system using a Raspberry Pi, with two display options: Rotovox and Vortex, each with unique features. The system includes a driver and client code, a demo, and a simulator for testing.

State of AI: An Empirical 100T Token Study with OpenRouter

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Large language models (LLMs) have shifted from single-pass pattern generation to multi-step deliberation inference, accelerating deployment and new applications. An empirical study of real-world LLM usage reveals substantial adoption of open-weight models, creative roleplay, and coding assistance categories.

Thoughts on Go vs. Rust vs. Zig

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The author experimented with Go, Rust, and Zig to understand their values and design choices, finding that Go is minimalist, Rust is maximalist, and Zig is a reaction against both, offering manual memory management and a focus on data-oriented design. Each language reflects its creators' values, with Go prioritizing corporate collaboration, Rust prioritizing safety and performance, and Zig ...

Transparent leadership beats servant leadership

You're skeptical of servant leadership and propose transparent leadership instead, where leaders empower employees by explaining values and principles, and removing themselves as middlemen. A good leader should become a high-powered spare worker, focusing on technical problems to stay skilled and earn respect.

It’s time to free JavaScript (2024)

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Oracle controls the JavaScript trademark, but its use has been discontinued and it's become a generic term. The trademark has remained with Oracle since its acquisition of Sun Microsystems, but it has been in disuse for years, causing confusion and disruption.

Django 6

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Django 6.0 supports Python 3.12, 3.13, and 3.14, and includes new features like Content Security Policy, template partials, and a built-in Tasks framework.

Why are 38 percent of Stanford students saying they're disabled?

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Elite US universities have high percentages of students claiming learning disabilities, with 20-38% of students at Brown, Harvard, Amherst, and Stanford claiming mental health conditions and learning disabilities. Many experts believe these students are not genuinely learning disabled but rather using accommodations as a way to avoid bad grades and intellectual growth.

A Cozy Mk IV light aircraft crashed after 3D-printed part was weakened by heat

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A plane crashed at Gloucestershire Airport due to a 3D-printed part collapsing from heat exposure. The Air Accidents Investigation Branch will take safety actions regarding 3D printed parts after the incident.

How elites could shape mass preferences as AI reduces persuasion costs

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Elites use AI-driven persuasion to shape public opinion, potentially increasing polarization. Advances in persuasion technology can either heighten or dampen polarization depending on the governing environment.

SMS phishers pivot to points, taxes, fake retailers

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Chinese phishing groups are promoting new kits for fake e-commerce websites that convert payment card data into mobile wallets. These groups are also sending SMS lures about unclaimed tax refunds and mobile rewards points.

PyTogether: Collaborative lightweight real-time Python IDE for teachers/learners

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PyTogether is a browser-based Python IDE for collaborative learning and teaching with real-time editing and chat. It offers a simple, distraction-free environment for beginners with instant setup and limited features.

We gave 5 LLMs $100K to trade stocks for 8 months

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Five LLMs (GPT-5, Claude, Gemini, Grok, and DeepSeek) were tested in a backtested trading AI Trade Arena with $100K each over 8 months. Grok performed the best, while Gemini had the worst performance due to a non-tech heavy portfolio.

Show HN: Onlyrecipe 2.0 – I added all features HN requested – 4 years later

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Save and organize your favorite recipes from any website. Extract recipes, sync across devices, and print beautiful recipe cards. Your personal recipe collection in the cloud.

I ignore the spotlight as a staff engineer

The author, a Senior Staff Engineer at Google, disagrees with Sean Goedecke's advice to optimize for visibility and fungibility, instead advocating for stewardship and long-term ownership of systems. This approach allows for deeper technical context, trust, and promotion opportunities through technical advocacy and metrics tracking engineering health.

Fighting the age-gated internet

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Members of Congress considered 19 online safety bills that may lead to increased censorship and surveillance. Digital rights groups, including Fight for the Future, oppose the bills, citing concerns over age verification and its impact on internet freedom.

Converge (YC S23) is hiring a martech expert in NYC

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Converge is hiring a Senior Technical Customer Success Manager to help scale their Growth OS platform to $10M+ ARR. The role involves advising customers on marketing measurement, resolving technical issues, and driving customer success and renewals.

Autism should not be treated as a single condition

Autistic individuals may struggle with overwhelming sensory experiences but often possess unique gifts in areas like music, math, or art. Receiving exclusive content from The Economist Group is agreed upon.

Launch HN: Browser Buddy (YC W24) – A recommendation system for Internet writing

A For-You page for writingExplore the best essays and blogs on the Internet with Browser Buddy.

Who Hooked Up a Laptop to a 1930s Dance Hall Machine?

The Speelklok Museum in Utrecht has a unique 1930s dance hall machine that plays music from encoded cardboard books with hole punches. It was recently modified to play mp3s from a laptop, but the details of this modification are unknown.

Some models of reality are bolder than others

Digital physics suggests the universe is a giant digital computer with simple rules, making it radically simpler than thought. This idea implies that complex phenomena emerge from trivially simple rules, rather than hidden mathematics.

Functional Quadtrees

https://www.lbjgruppen.com//uploads/lbjgruppen/images/756--quadtree.webp
The user is implementing a functional Quadtree in Clojure for a 2D map visualization, where the tree structure is optimized based on distance from the camera position. The Quadtree is used to save resources by reducing detail in areas far from the camera, and the implementation uses Clojurescript and Shadow-cljs for compilation and web interface.

Feynman vs. Computer

https://entropicthoughts.com/image/feynman-vs-computer-01.svg
The user read an article on the Feynman trick for integration and found it fascinating despite not being good at analysis. They realized that analytical integration can be difficult and often requires special tricks and pattern recognition.

Microsoft drops AI sales targets in half after salespeople miss their quotas

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Microsoft lowered sales growth targets for its AI agent products due to missed quotas by salespeople. The company's AI agent technology may not be ready for high-stakes business work due to reliability issues and limitations of current AI models.

PGlite – Embeddable Postgres

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Lightweight WASM Postgres

The RAM shortage comes for us all

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Memory prices are skyrocketing due to AI datacenter buildouts, with some kits increasing from $209 to $650 in just a few months. This shortage will likely affect PC builders, SBCs, cameras, gaming consoles, and other devices that rely on memory.

A most important mustard

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Arabidopsis thaliana, a small weed-like plant, has become a premier model organism in plant biology due to its genetic simplicity and ease of cultivation. Its genome was fully sequenced in 2000, making it a central reference species for studying plant genetics and guiding crop improvement and environmental research.

A lost Amazon world just reappeared in Bolivia

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Indigenous Peoples have thrived in the southwestern Amazon for over 1,000 years, leaving behind a rich cultural heritage. Archaeological research in the region reveals a profoundly human landscape with monumental earthworks, raised fields, and complex canal systems.

Uncloud - Tool for deploying containerised apps across servers without k8s

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Uncloud is an open source project for zero-downtime deployments, automatic HTTPS, and cross-machine scaling without Kubernetes. It uses a simple network of machines with WireGuard mesh networking and peer-to-peer communication for reliable infrastructure.

Pink Lexical Slime: The Dark Side of Autocorrect (2017)

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Autocorrect has altered English by enforcing standard spellings, slowing language evolution, and reducing the English lexicon. New AI input assistants like QuickType and Smart Reply further homogenize language, threatening to limit human expression.