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Browser Dating: A Controversial New App That Uses Your Search History to Find Matches

2025-06-12
Browser Dating: A Controversial New App That Uses Your Search History to Find Matches

An artist has launched Browser Dating, a dating app that uses users' browser history to suggest matches. For a one-time fee of €9, users get unlimited matches; a free version limits users to five. The app has sparked debate over privacy and security concerns, although the developer insists data is processed locally and not shared with third parties. While initial user feedback is mixed, the app's unique approach challenges conventional dating app models and raises questions about the intersection of technology, privacy, and personal relationships. The artist's previous work focuses on surveillance and social media, making this latest project a continuation of their exploration of these themes.

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(www.wired.com)
Misc

US EV Sales Hit Record High in August, Tesla's Market Share Slides

2025-09-13
US EV Sales Hit Record High in August, Tesla's Market Share Slides

US electric vehicle sales reached a record high of 146,332 units in August, capturing 9.9% of the total market. With the federal EV tax credit set to expire soon, analysts predict Q3 2025 will be the strongest quarter ever for US EV sales. The average transaction price was $57,245, essentially flat year-over-year. While Tesla remains the market leader, its market share dropped to a record low of 38%, with sales down 6.7% year-over-year. Cox Automotive analysts attribute the sales surge to new product launches and motivated dealers.

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(electrek.co)
Tech US Auto Market

Nonlinear Generalization of Maxwell's Equations from a Variational Approach

2025-04-20

This research article derives a nonlinear generalization of Maxwell's equations from a variational approach where the action measures the variability of the metric tensor. The space is a Weyl space where the metric tensor's covariant derivative needn't vanish. The Lorentz force law is derived as a geodesic equation. Charge density obeys a covariant wave equation, suggesting it's a field propagating at light speed, supporting the wave nature of electrons. The Dirac equation is also shown to be geometric. The link between the Lorentz force and spacetime's metric directly explains Zitterbewegung and quantum mechanical waves.

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(iopscience.iop.org)
Physics Maxwell's Equations Nonlinear Generalization

Trump Admin Order: Unleashing Law Enforcement

2025-04-29
Trump Admin Order: Unleashing Law Enforcement

This executive order aims to strengthen and empower US law enforcement to combat crime and protect innocent citizens. It provides legal defense for officers, increases resources and improves training. It also holds accountable state and local officials who obstruct justice or engage in discrimination, and utilizes national security assets to assist local law enforcement. The goal is a law-abiding society where officers protect the innocent and violations are not tolerated.

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(www.whitehouse.gov)
Misc crime

Over 300 Million Americans' Social Security Numbers at Risk After Data Copy

2025-08-27
Over 300 Million Americans' Social Security Numbers at Risk After Data Copy

A whistleblower alleges that a former senior official at the Social Security Administration (SSA) copied the Social Security numbers, names, and birthdays of over 300 million Americans to a private section of the agency's cloud. This private cloud, accessible to other former DOGE (Department of Government Efficiency) employees, lacks adequate security, potentially exposing massive amounts of sensitive data to identity theft. The whistleblower claims this action violates laws and regulations, constitutes gross mismanagement, and poses a significant threat to public safety. While the SSA claims the data remains secure, internal documents reveal cybersecurity officials assessed the move as "very high risk," even considering reissuing Social Security numbers. This incident raises further concerns about data security and privacy practices during the Trump administration.

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(www.npr.org)
Tech

The Rise and Fall (and Rise?) of Literary Criticism

2025-05-29
The Rise and Fall (and Rise?) of Literary Criticism

This essay explores the current state of literary criticism, tracing its lineage back to Henry James's sharp critiques of authors like Dickens. James believed that good criticism stems from a deep understanding and unique perspective on the work, not from superficial praise. The article points out that today's book reviews often lack depth and critical thinking, which not only harms the literary works themselves but also hinders further literary development. The author calls for a return to the Jamesian critical spirit: to examine works with professionalism and a unique perspective, thereby promoting literary prosperity.

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(www.metropolitanreview.org)
Misc novel art

Why Handwriting Trumps Typing for Memory and Learning

2025-05-31
Why Handwriting Trumps Typing for Memory and Learning

A new study reveals that handwriting activates a wider range of brain regions, leading to improved learning and memory. Unlike typing, which can be passive, handwriting demands active processing of information, strengthening connections between motor, visual, sensory, and memory areas. Researchers found significantly more brain activity and interconnectivity during handwriting compared to typing, explaining its superior effectiveness in comprehension and retention. Handwriting also benefits children by improving letter recognition and reinforcing memory pathways. While technology plays a crucial role in learning, over-reliance can lead to 'cognitive offloading,' hindering long-term brain development. Therefore, especially for preschoolers, promoting handwriting and drawing is essential for optimal brain development and learning.

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(www.scientificamerican.com)
Tech

Linux Kernel 6.16 Patches Core Dump Vulnerabilities: Saying Goodbye to a 'Stupid' API

2025-06-14

The Linux kernel 6.16 release significantly improves core dump handling, addressing long-standing security vulnerabilities. Previous API designs had flaws, such as core dump handlers running with root privileges, making them attractive attack targets, and race conditions leading to vulnerabilities. The new improvements introduce pidfd to ensure handlers operate on the correct crashed process and allow handlers to bind to a socket for receiving core dumps, reducing privilege escalation risks and effectively preventing attacks.

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(lwn.net)
Development core dump

F-Stack: A High-Performance Open-Source Network Framework Based on DPDK

2025-08-30

The rapid advancement of Network Interface Cards (NICs) has exposed the performance bottleneck of Linux kernel data packet processing. To meet the internet's demand for high-performance network processing, kernel bypass technologies like DPDK, NETMAP, and PF_RING have gained prominence. F-Stack is a high-performance open-source network framework built on DPDK. It utilizes the Linux kernel only for control flow, processing all data streams in user space. This avoids performance bottlenecks caused by kernel packet copying, thread scheduling, system calls, and interrupts. F-Stack includes a user-space TCP/IP stack (based on FreeBSD 11.0 stable), POSIX APIs (Socket, Epoll, Kqueue), a programming SDK (Coroutine), and interfaces for applications like Nginx and Redis, aiming for superior network processing performance.

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(www.f-stack.org)
Development Kernel Bypass

Railway Launches Railpack: 77% Faster Builds, Goodbye Nixpacks

2025-06-07
Railway Launches Railpack: 77% Faster Builds, Goodbye Nixpacks

Railway has released Railpack, a new build system replacing Nixpacks. Railpack addresses Nixpacks' limitations in version management, build size, and caching. It offers granular version control, significantly smaller image sizes (38% reduction for Node.js, 77% for Python), and improved caching, leading to much faster builds. Using BuildKit and Mise, Railpack employs a three-stage build process (analyze, plan, generate) for finer control and parallelization. Currently supporting Node.js, Python, Go, PHP, and static HTML deployments, Railpack plans to add more languages and frameworks.

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(blog.railway.com)
Development

Robyn: A Rust-Powered Python Framework Promises Performance Breakthrough

2025-03-02
Robyn: A Rust-Powered Python Framework Promises Performance Breakthrough

After over a year working with a Rust-based open-source search engine, an engineer strongly advocates for rewriting software in Rust to boost performance. He praises Robyn, a Rust-powered Python framework, highlighting its impressive performance thanks to a multithreaded runtime built in Rust. He's confident Robyn will deliver significant performance gains for high-throughput applications and is excited to be an early supporter.

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(robyn.tech)
Development High-Performance Framework

Automating API Changes with Codemods: A Refactoring Revolution

2025-01-11
Automating API Changes with Codemods: A Refactoring Revolution

This article explores how codemods automate large-scale code changes, especially when dealing with breaking API changes. Leveraging Abstract Syntax Trees (ASTs), codemods precisely automate code transformations, significantly reducing the burden of manual refactoring. The article uses examples like removing stale feature toggles and refactoring complex React components, detailing the process using jscodeshift, and discusses potential pitfalls and solutions when scaling codemods. It highlights codemods' role in improving code quality and maintainability, showcasing a real-world case study of refactoring an Avatar component.

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(martinfowler.com)
Development API changes codemod

Biomass Satellite: Precisely Measuring Forest Carbon Storage to Combat Climate Change

2025-05-11
Biomass Satellite: Precisely Measuring Forest Carbon Storage to Combat Climate Change

The European Space Agency and Airbus have developed the Biomass satellite, the first of its kind to directly measure forest carbon storage using P-band radar. Overcoming previous limitations of indirect measurement, Biomass uses its P-band radar to penetrate the canopy and precisely measure carbon stored in trunks and large branches, providing crucial data for assessing the impact of climate change. While the satellite's radar must be switched off over North America and Europe to avoid interference, its data collection in regions like the Amazon rainforest will fill critical information gaps, informing climate policy. This is vital in combating global warming by reducing atmospheric carbon dioxide levels.

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(www.thecooldown.com)
Tech forest carbon storage

Anthropic's Claude 3.7: Reasoning AI Powered by Reinforcement Learning

2025-02-24
Anthropic's Claude 3.7: Reasoning AI Powered by Reinforcement Learning

Anthropic has launched Claude 3.7, an upgraded AI model that distinguishes itself from traditional large language models (LLMs) by focusing on reasoning capabilities. Trained using reinforcement learning, Claude 3.7 excels at solving problems requiring step-by-step thinking, particularly coding challenges, outperforming OpenAI's models on certain benchmarks. This advancement stems from additional training data and optimizations for business applications like code writing and legal question answering. The release of Claude Code further enhances its practicality in AI-assisted coding, providing robust support for complex code planning.

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(www.wired.com)
AI

Exploiting the Magic Leap One: Code Released

2025-05-18
Exploiting the Magic Leap One: Code Released

This repository publishes code for exploiting vulnerabilities in the Magic Leap One. The exploit leverages a stack overflow in Nvidia's SparseFS parser (sparsehax) and an oversized kernel device tree (dtbhax) to achieve code execution. These vulnerabilities may affect more than just the ML1; there's a possibility the kernel-dtb vulnerability could be used for persistence on autopilot units in certain cars using the TX2. The repo contains code for the Magic Leap console and a Rust-based Fastboot client for the host. Warning: Bricking your device is possible.

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(github.com)
Hardware

Weather Forecasts: More Accurate Than You Think

2025-05-19
Weather Forecasts: More Accurate Than You Think

The accuracy of weather forecasts has long been a subject of debate. However, thanks to advancements in computer technology, satellite data, and atmospheric science, the accuracy of weather forecasts has significantly improved over the past decades. For example, temperature forecast accuracy has improved by about one day per decade, and significant progress has also been made in rainfall, wind, and cyclone track forecasting. While there are doubts about the accuracy of long-range forecasts (e.g., seven-day forecasts), data shows that even nine-day forecasts are more accurate than climatological averages. However, a gap exists between public perception and actual accuracy, likely due to misinterpretations of forecast terminology and selective memory of extreme weather events.

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(www.abc.net.au)
Tech accuracy climate models

AMD GPUs Shatter CFD Simulation Record on Frontier Supercomputer

2025-04-13
AMD GPUs Shatter CFD Simulation Record on Frontier Supercomputer

AMD processors powered a new world record in computational fluid dynamics (CFD) simulation using Ansys Fluent on the Frontier supercomputer. A 2.2-billion-cell simulation, previously taking 38.5 hours on 3,700 CPU cores, completed in just 1.5 hours using 1,024 AMD Instinct MI250X accelerators and AMD EPYC CPUs. This 25x speedup highlights AMD's prowess in high-performance computing. However, challenges remain in software support, hindering AMD's ability to fully compete with Nvidia in the AI GPU market, as illustrated by instances like Tiny Corp's preference for Nvidia GPUs due to driver stability.

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(www.tomshardware.com)
Tech Supercomputing CFD Simulation

Recreating Game Boy Sounds with the Web Audio API: Fourier Series vs. Wave Shaper

2025-04-07

While building a web-based Game Boy style music tracker, the author encountered the challenge of faithfully recreating the iconic Game Boy square wave sounds. Game Boy's pulse channels supported variable duty cycles, but the Web Audio API's OscillatorNode only provides a 50% duty cycle square wave. The article explores two solutions: generating a custom waveform using the Fourier series and shaping a sawtooth wave with a WaveShaperNode. The Fourier series approach offers higher accuracy but is computationally expensive; the WaveShaperNode method is simpler but might introduce some noise. The author ultimately prefers the WaveShaperNode approach for its simplicity and its ability to produce a more authentic Game Boy sound.

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(www.danblack.co)
Development Sound Synthesis

arXivLabs: Experimenting with Community Collaboration

2025-03-09
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework for collaborators to develop and share new arXiv features directly on the website. Individuals and organizations involved share arXiv's values of openness, community, excellence, and user data privacy. arXiv only works with partners adhering to these principles. Got an idea to improve the arXiv community? Learn more about arXivLabs.

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(arxiv.org)
Development

wtfis: A Powerful Open-Source Domain/IP Information Gathering Tool

2025-05-12
wtfis: A Powerful Open-Source Domain/IP Information Gathering Tool

wtfis is a command-line tool that gathers information about a domain, FQDN, or IP address using various OSINT services. Designed for ease of use, it presents results in a human-readable format and minimizes API calls to avoid exceeding quotas. It integrates multiple sources like VirusTotal, IP2Whois, Shodan, Greynoise, URLhaus, and AbuseIPDB, providing rich information such as reputation scores, popularity rankings, categories, resolutions, Whois data, open ports, and malware URL associations. Users can configure API keys for advanced features and customize arguments, with Docker deployment also supported.

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(github.com)
Tech Information Gathering

Mailspring: A Faster, Leaner, Open-Source Email Client

2025-02-03
Mailspring: A Faster, Leaner, Open-Source Email Client

Mailspring, a new iteration of Nylas Mail maintained by one of the original authors, is faster, leaner, and available now! It replaces Nylas Mail's JavaScript sync code with a new C++ sync engine based on Mailcore2, using roughly half the RAM and CPU. Its near-zero CPU idle wake-ups translate to significant battery life improvements. It also boasts a revamped composer and other new features. The UI is open source (GPLv3), built with TypeScript, Electron, and React, and features a plugin architecture for easy extension. The sync engine, also open source (GPLv3) and written in C++ and C, runs locally. Powerful features include a unified inbox, snooze, send later, mail rules, templates, and more. Mailspring Pro, a paid subscription, adds features like link tracking and read receipts.

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(github.com)
Development open-source email client

The Architectural Fallacy of Level Design

2025-05-25
The Architectural Fallacy of Level Design

This post critiques the overemphasis on architectural aspects in level design. The author argues that many tutorials focus on layouts and models, misleading aspiring designers into believing good level design equates to good architecture. However, the author contends that excellent level design prioritizes game experience, possibility, and spatial concepts over walls and floors. By analyzing examples from various games, the author highlights the importance of narrative, pacing, economic systems, and combat design—non-architectural elements—and urges level designers to break free from architectural constraints and explore broader design possibilities. The author even admits to contributing to this fallacy in the past, highlighting the need for a more holistic and critical approach to the craft.

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(www.blog.radiator.debacle.us)
Game level design

Reflect: A Hardware AI Assistant Built on ESP32S3

2025-08-19
Reflect: A Hardware AI Assistant Built on ESP32S3

Reflect is a hardware AI assistant built during an OpenAI hackathon. It's based on an Espressif chip and designed for natural interaction using sound, light, and color—no screen needed. Users connect via their phone; Reflect has no local state, with all information stored on the phone. Features include reflecting on yesterday's events, preparing for tomorrow, playing music while studying and answering quick questions, and location-aware behavior. Designed for easy modification and expansion, it aims for low cost and wide accessibility.

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(github.com)
Hardware

AI-Powered Music Production: Seamless Ableton Live and Claude AI Integration

2025-04-03
AI-Powered Music Production: Seamless Ableton Live and Claude AI Integration

AbletonMCP seamlessly integrates Ableton Live with Claude AI via the Model Context Protocol (MCP), allowing Claude to directly control Ableton Live. Users can leverage natural language prompts to create tracks, modify instruments and effects, and control playback, significantly boosting music production efficiency. The project comprises two main components: an Ableton remote script and an MCP server. Installation is straightforward, supporting various commands such as creating synth tracks, adding reverb, setting tempo, and more. While limitations exist, such as complex operations needing to be broken down into smaller steps, this project undeniably opens new possibilities for AI-assisted music creation.

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(github.com)
Development

AI-Powered Code Editor's Bot Fabricates Policy, Leading to User Cancellations

2025-04-18
AI-Powered Code Editor's Bot Fabricates Policy, Leading to User Cancellations

An AI-powered code editor, Cursor, recently faced backlash after its AI chatbot fabricated a company policy. A developer discovered that switching devices instantly logged them out of Cursor. When contacting support, an AI agent named "Sam" claimed this was a new security feature. However, no such policy existed; the AI invented the information, leading to user complaints and subscription cancellations. This highlights the risks of deploying AI systems in customer-facing roles without human oversight, potentially resulting in frustrated customers, damaged trust, and financial losses.

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(arstechnica.com)
Development

WSL Goes Open Source!

2025-05-19
WSL Goes Open Source!

Microsoft has announced the open-source release of the Windows Subsystem for Linux (WSL)! After years of development, the code powering WSL is now available on GitHub. This allows the community to download the source code, build WSL, add new features and bug fixes, and actively participate in its development. WSL's architecture comprises command-line executables, the WSL service, Linux init and daemon processes, and file sharing components. This open-source release marks a significant step towards faster iteration and community-driven development, highlighting Microsoft's commitment to the open-source community.

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(blogs.windows.com)
Development

Reichstag Fire Decree: The Enabling Act's Precursor

2025-09-16
Reichstag Fire Decree: The Enabling Act's Precursor

The Reichstag fire of February 27, 1933, blamed on Dutch communist Marinus van der Lubbe, provided the pretext for the Nazi regime to enact the Decree for the Protection of the People and the State on February 28th. This decree, suspending fundamental constitutional rights, including freedom of speech and assembly, allowed for the arbitrary arrest and imprisonment of political opponents, the suppression of dissent, and the consolidation of Nazi power. It effectively dismantled democratic processes, paving the way for the Enabling Act and the establishment of a totalitarian police state.

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(encyclopedia.ushmm.org)
History Reichstag Fire Emergency Decree

Tackling High Memory Consumption When Parsing Large JSON Files with Pydantic

2025-05-22
Tackling High Memory Consumption When Parsing Large JSON Files with Pydantic

High memory consumption is a common problem when using Pydantic to process large JSON files. This article analyzes the reasons for high memory usage with Pydantic's default JSON loading and proposes two solutions: using the ijson library for incremental JSON parsing to reduce memory usage during parsing, and converting Pydantic models to dataclasses with `slots` to reduce object memory consumption. Experimental results show that combining these two methods can reduce memory usage to one-fourth of the original, effectively solving the memory bottleneck of processing large JSON files.

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(pythonspeed.com)
Development JSON parsing Memory optimization

Tattoy Now Supports Animated Cursors

2025-07-26
Tattoy Now Supports Animated Cursors

Tattoy terminal emulator now supports animated cursors! It uses the same format as Ghostty, rendering the cursor using custom shaders. While Tattoy renders using UTF8 text-based "pixels" ("▀" and "▄"), unlike Ghostty's pixel rendering, some subtleties might be lost, but the pixelated effect can be pleasing. Development challenges included supporting transparency for anti-aliased edges, ultimately solved by creating a pixelized version of the terminal and post-processing. Currently, there might be some lag on larger terminals, which will be addressed through future performance improvements and potentially by Tattoy taking over all cursor rendering from the host terminal emulator.

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(tattoy.sh)
Development animated cursor shader
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