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Howdy: Windows Hello-style Facial Login for Linux

2025-06-26
Howdy: Windows Hello-style Facial Login for Linux

Howdy brings Windows Hello-like facial recognition login to Linux. Using your built-in IR emitters and camera, it provides convenient authentication. Integrating with PAM, it works everywhere you'd normally use a password: login, lock screen, sudo, su, etc. Howdy supports Debian/Ubuntu, Arch Linux, Fedora, and openSUSE, with detailed installation instructions covering .deb packages, AUR, Fedora COPR, and building from source. Important: Howdy's security is not absolute and should not be used as your sole authentication method.

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(github.com)
Development

Build Interactive AI Apps Directly in the Claude App

2025-06-26
Build Interactive AI Apps Directly in the Claude App

Anthropic has launched the ability to build, host, and share interactive AI-powered apps directly within the Claude app. Developers can now iterate faster on their AI apps without worrying about scaling complexities and costs. Claude creates artifacts that interact via its API, turning them into shareable AI apps where usage is billed against the user's Claude subscription, not the developer's. Claude automatically writes code, handling prompt engineering, error handling, and orchestration logic. Features include using a Claude API within artifacts, processing files, creating rich React UIs, and forking/customizing artifacts. Current limitations include no external API calls, no persistent storage, and a text-based completion API. This beta feature is available to Free, Pro, and Max plan users.

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(www.anthropic.com)
Development AI app development

Reverse Engineering a Linux Driver for the Nanoleaf Pegboard Desk Dock

2025-06-26
Reverse Engineering a Linux Driver for the Nanoleaf Pegboard Desk Dock

The author bought a Nanoleaf Pegboard Desk Dock, a USB hub with RGB LEDs and gadget hooks, and decided to write a Linux driver for it since it only supports Windows and macOS. After obtaining protocol documentation from the vendor, the author used Rust and the libusb library to create a user-space driver. The article details the process, including using lsusb to get device information, handling USB interfaces, and using udev rules for user permissions. The author successfully created a simple driver to control the Desk Dock's RGB LEDs and handle device interrupts. Challenges like kernel driver occupancy and interrupt handling were overcome, leading to a deeper understanding of writing simple USB device drivers. While a simple proof of concept, it highlights that writing basic device drivers isn't as hard as it seems.

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(crescentro.se)
Development

Ethiopian Solo Founder Builds Viral Auth Tool, Secures $5M Seed Round

2025-06-26
Ethiopian Solo Founder Builds Viral Auth Tool, Secures $5M Seed Round

Bereket Engida, a self-taught programmer from Ethiopia, has quietly built Better Auth, an open-source authentication framework lauded by developers as the best they've ever used. This solo founder's startup recently raised $5 million in seed funding. Better Auth addresses limitations in existing tools, offering flexibility and on-premise data storage, appealing to AI startups and others concerned about data security. Boasting 150,000+ weekly downloads and 15,000+ GitHub stars, Better Auth is a testament to Engida's skill and a source of inspiration for aspiring African founders.

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(techcrunch.com)
Development African founder

Open Source Maintainer Revolt: The Libxml2 Case Study

2025-06-26

Libxml2, a widely used XML parser, highlights the successes and failures of the open-source model. After years of being relied upon by major corporations like Apple, Google, and Microsoft without adequate support, its maintainer, Nick Wellnhofer, is rejecting security embargoes and treating security vulnerabilities like regular bugs. This decision, driven by burnout and insufficient funding, sparked a debate about corporate responsibility in open source and the need for sustainable maintenance models. Wellnhofer's actions suggest a growing frustration within the open-source community and could signal a shift in how maintainers engage with large companies.

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(lwn.net)
Development corporate responsibility

QEMU Rejects AI-Generated Code Contributions

2025-06-26
QEMU Rejects AI-Generated Code Contributions

The QEMU project has announced a ban on submitting code patches generated by AI. Due to the uncertainties surrounding the copyright and licensing of AI model training data, and the potential legal risks involved, QEMU finds it difficult to ensure compliance for AI-generated code. This policy covers various AI tools such as ChatGPT and Copilot, but does not prohibit the use of AI for other purposes like research, static analysis, or debugging.

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(github.com)
Development

AccessOwl Hiring: Senior Elixir Engineer (Remote, AI-Driven SaaS)

2025-06-26
AccessOwl Hiring: Senior Elixir Engineer (Remote, AI-Driven SaaS)

AccessOwl, a profitable, Y Combinator-backed SaaS startup, is seeking a Senior Software Engineer specializing in Elixir. This fully remote role requires a location within ±3 hours of Berlin. You'll collaborate with a small, close-knit team to revolutionize how companies manage their SaaS tools using AI. The ideal candidate has 5+ years of web software development experience, is proficient in Elixir, and thrives on solving real-world problems. Competitive salary, stock options, and flexible hours are offered.

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(www.ycombinator.com)
Development

Puerto Rico's Microgrids: Grassroots Innovation Against Power Crises

2025-06-26
Puerto Rico's Microgrids: Grassroots Innovation Against Power Crises

Facing frequent blackouts due to its aging grid, some areas of Puerto Rico are relying on microgrids and solar power systems to maintain electricity supply. During an island-wide blackout in April, Adjuntas town's microgrid system successfully kept the lights on for many residents and businesses. However, $20 billion in federal disaster relief funds have been hampered by bureaucratic red tape and politics. Despite this, private efforts are pushing the development of solar and energy storage systems, with 4,000 systems coming online each month, showcasing resilient grassroots innovation. Adjuntas' example, with its strategy of interconnected microgrids, successfully withstood the blackout, offering valuable experience for other regions.

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(spectrum.ieee.org)
Tech microgrids

The Impossible Tetrahedron: From Math Problem to Real-World Object

2025-06-26
The Impossible Tetrahedron: From Math Problem to Real-World Object

Mathematicians have long studied the 'monostable tetrahedron' – a unique shape stable on only one side. Theoretically, this shape is achievable through clever mass distribution, but building one proved incredibly challenging. Gergő Almádi and his team, after complex calculations and multiple failed attempts, finally constructed a monostable tetrahedron model using a carbon fiber frame and tungsten carbide components. This successful model not only validates mathematical theory but also offers new avenues for future engineering designs, such as lunar landers.

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(www.quantamagazine.org)
Tech

Let's Encrypt's Imminent Support for IP Address SAN Certificates

2025-06-25
Let's Encrypt's Imminent Support for IP Address SAN Certificates

Let's Encrypt is nearing the release of certificates supporting IP address Subject Alternative Names (SANs), initially limited to a short-lived (6-day) profile and an allowlist-only approach. The feature is still under development, with no public launch timeline yet. A sample certificate and a website utilizing it are provided, along with discussions about discovered bugs in Firefox and Discourse related to IP address SANs. The post also sparks debate on the validity of using IP addresses as DNS names within SANs and whether the DNS-01 challenge is applicable to IP address certificates.

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(community.letsencrypt.org)
Development IP Address SAN

HDMI 2.2 Officially Unveiled: 96 GB/s Bandwidth, 16K Support

2025-06-25
HDMI 2.2 Officially Unveiled: 96 GB/s Bandwidth, 16K Support

The HDMI Forum has finalized HDMI 2.2, boasting a 96 GB/s bandwidth thanks to new Ultra96 cables. This unlocks support for 16K at 60Hz and 12K at 120Hz (with chroma subsampling), and 4K at 240Hz with 12-bit color depth without compression. While offering a slight edge over DisplayPort 2.1b, HDMI 2.2 provides significant improvements, including backward compatibility and a new audio-video sync technology. AMD's next-gen RDNA GPUs are expected to be among the first to adopt HDMI 2.2, though the extent of bandwidth support remains to be seen.

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(www.tomshardware.com)
Hardware High Resolution

Contoso's 'Permanent' Deletion: Not So Permanent After All

2025-06-25
Contoso's 'Permanent' Deletion: Not So Permanent After All

Ten months ago, I deleted my account from Contoso, receiving confirmation that my data was permanently and irreversibly deleted. Yesterday, I received an email from Contoso about a Privacy Policy update. Their claim of permanent deletion was clearly premature, as they still possess my email address. This raises serious questions about data privacy and the trustworthiness of corporate promises.

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(devblogs.microsoft.com)
Misc

Mondrian's Unfinished Masterpiece: Victory Boogie Woogie

2025-06-25
Mondrian's Unfinished Masterpiece: Victory Boogie Woogie

Piet Mondrian's "Victory Boogie Woogie," a diamond-shaped canvas collaged with colored tape, remains unfinished, a testament to the artist's final year of intense work before his death. Its unfinished state has sparked decades of speculation and interpretation, raising questions about artistic completion and the artist's intent. The article delves into whether the incompleteness was intentional and its impact on subsequent art movements.

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(www.thebeliever.net)
Design Mondrian Unfinished Art

Beyond Turing Tests: Behavioral Biometrics for Robust Bot Detection

2025-06-25

Traditional CAPTCHAs like reCAPTCHA v3 have proven ineffective against AI agents operating within real browser environments. This paper introduces a novel bot detection approach leveraging behavioral biometrics, analyzing patterns in keystroke dynamics, mouse movements, and cognitive behaviors to distinguish humans from bots. The research demonstrates that human behavior exhibits unique irregularities difficult for AI to replicate, while bots show predictable patterns. Interactive demos and cognitive psychology experiments (like the Stroop effect) illustrate the method's effectiveness and robustness, highlighting the economic challenges for bots to comprehensively mimic human cognitive processes. This offers a privacy-preserving alternative for cybersecurity, shifting the challenge to replicating the full spectrum of natural human cognition.

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(research.roundtable.ai)
Tech behavioral biometrics

Framework Laptop 12 Ships, 13 (Ryzen 300) In Stock, and Events Announced!

2025-06-25
Framework Laptop 12 Ships, 13 (Ryzen 300) In Stock, and Events Announced!

Framework announces shipments of the highly-repairable Framework Laptop 12 have begun, alongside immediate availability of the Framework Laptop 13 (AMD Ryzen 300 Series). Several upcoming events are highlighted, including the Open Source Summit North America and ISTELive, where attendees can experience the full product lineup. Early access to the Laptop 12 is available through a donation program with Hack Club.

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(frame.work)
Hardware Repairable

Crafting Compelling Software Release Announcements

2025-06-25
Crafting Compelling Software Release Announcements

This article unveils the secrets to writing engaging software release announcements. The author stresses focusing on improved user experience, not just a laundry list of features. Examples show how to translate technical details into user-perceived benefits – framing bug fixes as improvements to the user experience, not merely bug eliminations. The article advocates for clear screenshots, concise animated demos, and planning the announcement early in development to ensure it directly relates to user value, avoiding vague phrases like "various improvements and bug fixes."

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(refactoringenglish.com)
Development

UK MPs Question Fujitsu's Continued Bidding for Government Contracts Amidst Horizon Scandal

2025-06-25
UK MPs Question Fujitsu's Continued Bidding for Government Contracts Amidst Horizon Scandal

Despite a previous pledge to halt bidding for UK public sector contracts following the Post Office Horizon scandal, Fujitsu continues to pursue large-scale IT projects, sparking outrage among British MPs and peers. The scandal involved a faulty computer system supplied by Fujitsu that led to the wrongful conviction of hundreds of subpostmasters. While Fujitsu claims to only bid when directly invited, it won a £125 million contract and continues bidding for others, including the £370 million Trader Support Service (TSS). Parliamentarians are concerned about Fujitsu's continued involvement while compensation for victims remains unresolved, questioning the government's assessment and the potential reputational damage.

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(www.theregister.com)
Tech Horizon Scandal

Hacking OpenAI Transcription: Speed Up Your Audio, Slash Your Costs

2025-06-25
Hacking OpenAI Transcription: Speed Up Your Audio, Slash Your Costs

Want cheaper, faster OpenAI transcriptions? Speed up your audio! This surprisingly effective hack involves using ffmpeg to double or triple the speed of your audio before transcription. The author shares a script combining yt-dlp, ffmpeg, and an LLM, showcasing how speeding up a 40-minute talk significantly reduced both processing time and cost, with minimal impact on transcription accuracy. While exploring alternatives to YouTube's auto-captioning, this unexpected discovery revealed cost savings of up to 67%, making it a worthwhile optimization for anyone working with long-form audio transcriptions.

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(george.mand.is)
Development Transcription

Lovable's $75M ARR in 7 Months: How Does This AI Code Generator Monetize?

2025-06-25
Lovable's $75M ARR in 7 Months: How Does This AI Code Generator Monetize?

Lovable, an AI code generation tool, has achieved remarkable growth, reaching a $75 million ARR in just 7 months. This article explores its monetization strategy, highlighting the challenges of its current credit-based pricing model. It proposes several potential avenues for increased revenue, including focusing on agencies and product managers needing recurring prototyping services, adding on features, partnerships with other vendors, creating an app store, and establishing an AI agent marketplace. The article concludes that Lovable's long-term success hinges on its ability to evolve from a simple prototyping tool into a comprehensive SaaS platform, akin to Shopify, offering end-to-end support for software developers.

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(getlago.substack.com)
AI SaaS monetization

HDMI 2.2: 96Gbps Bandwidth Ushers in Ultra-High Definition Future

2025-06-25
HDMI 2.2: 96Gbps Bandwidth Ushers in Ultra-High Definition Future

The HDMI Forum has officially released the HDMI 2.2 specification, featuring Ultra96 high-speed cables with a bandwidth of up to 96Gbps. This supports ultra-high resolutions and refresh rates, including 4K at 480Hz, 8K at 240Hz, and even 16K at 60Hz. While native 8K content remains scarce, HDMI 2.2 future-proofs the HDMI standard for years to come. The new specification also simplifies cable naming and introduces the Latency Indication Protocol (LIP) for improved audio-video synchronization.

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(www.theverge.com)
Tech Ultra-High Definition

Disposable Vapes Release Toxic Metals at Alarming Rates

2025-06-25
Disposable Vapes Release Toxic Metals at Alarming Rates

A study from UC Davis reveals that some disposable e-cigarettes and vape pods release significantly higher amounts of toxic metals, such as lead, nickel, and antimony, than traditional cigarettes and older e-cigarette models after a few hundred puffs. One disposable device released more lead in a day's use than almost 20 packs of traditional cigarettes. Researchers found that these toxins are either present in the e-liquid or leach from components into the e-liquid, ultimately transferring to the vapor. The high levels of these metals, exceeding health risk thresholds for cancer and other illnesses, highlight the urgent need for stronger regulations and enforcement, especially given the popularity of these devices among teens and young adults who are particularly vulnerable to lead exposure. The findings underscore the potentially severe health consequences, exceeding those of traditional cigarettes in some cases.

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(www.ucdavis.edu)
Tech disposable vapes toxic metals

Stop Thinking About Parallel Programming: Just Do It (Transparently)!

2025-06-25
Stop Thinking About Parallel Programming: Just Do It (Transparently)!

Guy L. Steele Jr. argues that programmers shouldn't need to worry about the specifics of parallel programming. Languages should provide transparent ways to run tasks in parallel. This requires a new approach to language design, supporting algorithms based on independence and divide-and-conquer principles, rather than linear problem decomposition. His presentation was given at the Strange Loop conference.

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(www.infoq.com)
Development parallel programming

Gemini CLI: Your AI-Powered Code Workflow Companion

2025-06-25
Gemini CLI: Your AI-Powered Code Workflow Companion

The Google Gemini CLI is a command-line AI tool that connects to your tools, understands your code, and accelerates your workflows. It allows you to query and edit large codebases, generate new apps from PDFs or sketches, automate operational tasks, and integrate with tools and MCP servers for functionalities like media generation (Imagen, Veo, Lyria). It also features Google Search integration and offers multiple authentication methods. Simply use command-line prompts to leverage Gemini's capabilities for coding, summarizing changes, generating documentation, and more, dramatically boosting productivity.

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(github.com)
Development

Google Earth Turns 20: Time Travel Feature Arrives

2025-06-25
Google Earth Turns 20: Time Travel Feature Arrives

Google Earth is celebrating its 20th anniversary with exciting updates. Users can now 'time travel' with integrated historical Street View imagery, revisiting locations as they appeared in the past. Pro users will also gain access to new AI-driven insights. Inspired by a social media trend of sharing historical location images, this update adds historical Street View images to Google Earth and enhances its 3D timelapse feature, showcasing how areas have changed over time. From its clunky desktop beginnings to its web, mobile, and Pro desktop applications today, Google Earth has come a long way.

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(arstechnica.com)
Tech Street View

Qodo Gen CLI: Automate Your SDLC with AI Agents

2025-06-25
Qodo Gen CLI: Automate Your SDLC with AI Agents

Qodo Gen CLI is a powerful command-line interface for building, managing, and running AI agents. Developers can create custom agents to automate workflows across the entire software development lifecycle (SDLC), integrating AI capabilities into any IDE. Supporting leading LLMs and flexible deployment options, Qodo Gen CLI offers both terminal and browser-based interfaces. Automate tasks like code review, documentation generation, and test coverage, boosting efficiency and allowing developers to focus on building features.

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(www.qodo.ai)
Development SDLC automation

Goodreads Failing Authors: Pre-Publication Negative Reviews Run Rampant

2025-06-25
Goodreads Failing Authors: Pre-Publication Negative Reviews Run Rampant

Authors are reporting a surge in negative reviews on Goodreads before their books are even released, with the platform seemingly failing to adequately address the issue. Crime writer Jo Furniss detailed her experience, receiving a two-star review for her unreleased thriller, "Guilt Trip." After responding, her comment was removed, and Goodreads advised against confronting negative reviewers. This highlights a broader problem of online abuse and a lack of author protection on the platform. Other authors echoed similar experiences, emphasizing the damaging potential of pre-publication negative reviews and calling for a stronger code of conduct from Goodreads.

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(www.thebookseller.com)
Misc Online Abuse

AI Revolutionizes Video Creation: Yarn is Hiring Top Engineers

2025-06-25
AI Revolutionizes Video Creation: Yarn is Hiring Top Engineers

Yarn, a startup, is revolutionizing video creation with AI. Their innovative technology combines AI with video production, making compelling videos 100x faster. Backed by investors like Y Combinator and collaborating with companies like Clay and Shopify, Yarn is hiring experienced engineers in NYC. They're looking for individuals to build core agent workflows, develop AI-powered collaborative editing tools, and prototype cutting-edge AI models.

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(www.ycombinator.com)
Development Video Production

US-Iran War: The Bunker Buster Arms Race Heats Up

2025-06-25
US-Iran War: The Bunker Buster Arms Race Heats Up

In 2025, the US launched Operation Midnight Hammer against Iranian nuclear sites, employing the Massive Ordnance Penetrator (MOP) for the first time. While the US claimed total destruction, early intelligence suggests Iran's nuclear program was only set back months. This highlights the ongoing arms race between bunker busters and ultra-high-performance concrete (UHPC). UHPC's superior blast resistance renders traditional bunker busters less effective. Future developments may focus on functionally graded cementitious composites (FGCC) and hypersonic weapons.

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(www.popularmechanics.com)
Tech bunker busters UHPC

Fairphone 6: A Sustainable Smartphone Revolution

2025-06-25
Fairphone 6: A Sustainable Smartphone Revolution

The Fairphone 6 represents a significant step towards sustainable technology. Designed for longevity with modular, repairable hardware and long-term software support, it minimizes e-waste. Over 50% of its materials are fair or recycled, including aluminum, copper, steel, and various rare earths. Manufactured using renewable energy in a factory committed to fair wages and worker well-being, the Fairphone 6 also offsets its remaining carbon footprint through Gold Standard climate projects. It's a phone built to last, ethically sourced, and environmentally conscious.

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(shop.fairphone.com)
Hardware sustainable phone e-waste reduction ethical sourcing
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