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Linux Kernel PGP Trust Chain Crisis: The SHA-1 Retirement Fallout

2025-05-09

Linux kernel development relies on PGP signatures, requiring maintainers to submit signed pull requests to Linus Torvalds. Due to issues with keyservers, Konstantin Ryabitsev maintains a git repository of relevant keys. Removing SHA-1 signatures would leave 485 public keys without a trust path to Linus Torvalds, impacting many core developers. This threatens the kernel's development process, potentially excluding key contributors. A keysigning event at Embedded Recipes 2025 aims to rebuild the trust chain.

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(blog.kleine-koenig.org)
Development

iOS 26's Savior: iPhone Recovery Without a Mac or PC

2025-06-23
iOS 26's Savior: iPhone Recovery Without a Mac or PC

iOS 26 introduces a new Recovery Assistant feature that allows you to restore your iPhone without needing a Mac or PC. This feature, automatically triggered when the iPhone encounters a startup issue, puts the device into Recovery mode and attempts to resolve the problem. It also allows for recovery via another Apple device (like an iPad), downloading and installing a newer iOS version to revive a malfunctioning iPhone. This expands upon a recovery feature first introduced on iPhone 16 models last year, offering a more convenient repair solution.

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(www.macrumors.com)
Development Recovery Assistant iPhone Repair

Learning C3: A Real-Time Account of My Experience

2025-05-29

This article documents the author's real-time experience learning the C3 programming language. C3 aims to improve upon C by adding modern features such as a module system, operator overloading, and generics. The author explores various aspects of C3, including foreach loops, the defer keyword, structs, error handling, contract programming, and macros, culminating in building a basic calculator. While praising features like foreach loops, defer, and the error handling system, the author also notes shortcomings such as the incomplete package management and language server support. Overall, the author views C3 as a promising language still under development.

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(alloc.dev)
Development C3 Programming Language Learning to Program

Academic Ties to Meta: Author Disclosures Spark Debate

2025-04-21
Academic Ties to Meta: Author Disclosures Spark Debate

Authors of a National Bureau of Economic Research paper have disclosed extensive financial ties to Meta, including direct research funding, consulting work, and attendance at Meta-sponsored events. The disclosures raise concerns about academic independence and potential conflicts of interest, highlighting the complex relationship between tech giants and academia.

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(www.nber.org)
Misc

Google Wallet Expands Digital ID Capabilities: More States and Countries Added

2025-05-01
Google Wallet Expands Digital ID Capabilities: More States and Countries Added

Google Wallet is rapidly expanding its digital identity features. Residents in several US states can now store government-issued digital IDs in Google Wallet and use them at DMVs in select states. Additionally, Google Wallet supports using ID passes created from US passports for TSA security at supported airports for domestic travel. Future use cases include Amazon account recovery, accessing online health services, and Uber profile verification. Fast, privacy-preserving age verification is implemented using Zero Knowledge Proof (ZKP) technology. Finally, Google Wallet is expanding to 50 more countries.

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(blog.google)
Tech

Local LLM Inference: Potential is Huge, But Tooling Needs to Mature

2025-04-21
Local LLM Inference: Potential is Huge, But Tooling Needs to Mature

This article benchmarks the performance of local LLM inference frameworks such as llama.cpp, Ollama, and WebLLM. Results show llama.cpp and Ollama are blazing fast, but still slower than OpenAI's gpt-4.0-mini. A bigger challenge lies in model selection and deployment: the sheer number of model versions is overwhelming, and even a quantized 7B model is over 5GB, leading to slow downloads and loading, impacting user experience. The author argues that future local LLM inference needs easier model training and deployment tools, and tight integration with cloud LLMs, to become truly practical.

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(medium.com)
Development model deployment inference performance

The Inevitable Loss of Youth and the Pursuit of Writing

2025-03-03
The Inevitable Loss of Youth and the Pursuit of Writing

A young writer dreams of becoming a prodigious young author like Amis or Updike, setting a timeline for publishing success in his twenties. However, he fails to meet his ambitious goal, only publishing his first novel at 37. The essay explores the passage of youth and the writer's confrontation with the gap between dreams and reality. He ultimately understands that the desire for success isn't unique to youth but a persistent force throughout life.

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(tolstoyan.substack.com)
Misc dreams

Openlayer: Hiring Backend Engineer to Tackle AI Reliability

2025-02-28
Openlayer: Hiring Backend Engineer to Tackle AI Reliability

Openlayer, a startup tackling the AI reliability problem, is hiring a seasoned backend engineer. The role involves maintaining and expanding their core API, working with large datasets, improving user-facing developer tools, and contributing to security, new features, bug fixes, and product ideation. Ideal candidates will have 5+ years of backend or full-stack experience, proficiency in Python and another language, and a passion for building scalable data engines. Openlayer offers competitive salary, equity, health benefits, and a flexible work environment.

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(www.ycombinator.com)
Development backend engineer startup hiring

Tailscale Unveils Grants: Next-Gen Access Controls

2025-06-01
Tailscale Unveils Grants: Next-Gen Access Controls

Tailscale announces the general availability of Grants, its next-generation access control system. Grants unify network and application permissions into a single, simpler syntax, improving upon the existing ACLs. It simplifies policy writing, adds features like embedding Tailscale directly into applications via the tsnet library for identity-based authorization and custom application capabilities, and introduces a `via` field for granular traffic routing. Crucially, Tailscale will continue supporting the older ACL syntax indefinitely, allowing for incremental migration.

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(tailscale.com)
Development

Hiring: High-Energy Engineer to Productionize AI Agents

2025-06-04
Hiring: High-Energy Engineer to Productionize AI Agents

A company is seeking a high-energy, resourceful engineer to make AI agents production-ready. The role involves building accurate, reliable, and secure AI agents using cutting-edge models and frameworks. While there are no hard requirements, ideal candidates possess experience with AI-native development workflows, a proven track record of product launches, strong communication skills, and a collaborative spirit. Applicants must submit a one-minute video introducing themselves and highlighting a passion. AI-generated videos or applications without a video will not be considered.

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(www.ycombinator.com)
Development

Massive Offshore Aquifer Discovered in the North Atlantic: A Potential Game Changer for Global Water Security?

2025-09-06
Massive Offshore Aquifer Discovered in the North Atlantic: A Potential Game Changer for Global Water Security?

Expedition 501, a multinational research project, has unearthed a massive freshwater aquifer under the North Atlantic seabed, potentially holding enough water to supply New York City for 800 years. Building on a serendipitous discovery in 1976, the expedition extracted tens of thousands of liters of water samples for analysis of their origin and usability. This discovery offers a potential solution to the growing global water crisis, but also raises challenges concerning ownership, sustainable extraction, and the impact on marine ecosystems. Further research will determine the water's age and suitability for consumption.

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(apnews.com)
Tech freshwater resources

Legal Battle to Save Historic Haiku Stairs

2024-12-21
Legal Battle to Save Historic Haiku Stairs

The demolition of Oahu's iconic Haiku Stairs is facing legal challenges. Friends of Haiku Stairs filed a lawsuit, arguing the city and state agencies failed to comply with historic preservation regulations, citing a 1999 covenant protecting the stairs' existence. The city counters that proper procedures were followed, and the demolition was necessary due to safety concerns and resident complaints. A judge will soon issue a ruling, leaving the stairs' fate uncertain.

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(www.civilbeat.org)
Misc historic preservation lawsuit Haiku Stairs

The 4000 Carriage Companies: A Disruption Case Study

2025-07-09
The 4000 Carriage Companies: A Disruption Case Study

In the early 20th century, over 4,000 carriage companies dominated US transportation. The rise of the automobile, initially dismissed as unreliable and inferior, swiftly decimated this industry. This article analyzes the near-total collapse of this massive sector, highlighting how only a handful, like Studebaker, successfully pivoted to automobile manufacturing. The story serves as a stark warning for today's businesses facing the disruptive potential of AI, emphasizing the crucial need for adaptability, long-term vision, and a willingness to embrace change before it's too late. Failure often comes gradually, then suddenly.

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(steveblank.com)
Startup corporate strategy

AI-Powered Recycling: Centerville Improves Efficiency with Pilot Program

2025-07-11
AI-Powered Recycling: Centerville Improves Efficiency with Pilot Program

Centerville, Ohio, has launched a months-long AI-powered pilot program to improve its recycling program. The program uses AI to identify non-recyclable items and send personalized postcards to residents with guidance. The $74,945 project, fully funded by a Montgomery County Solid Waste District grant, aims to reduce contamination, improve resource utilization, and ultimately boost the efficiency and cost-effectiveness of the city's recycling system.

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(www.daytondailynews.com)
Tech waste management

US Government Tightens Spending Controls to Combat Fraud

2025-02-20
US Government Tightens Spending Controls to Combat Fraud

The US government has tightened spending restrictions on SmartPay government cards, encompassing both travel and purchase cards. Travel cards, common across government agencies, are tracked via software like Concur. Purchase cards, used for expenses under $10,000, require pre-approval through a multi-step process involving supervisors and finance departments. Every purchase is meticulously tracked through systems like Pegasys, demanding precise reconciliation of spending against approvals. A GSA employee highlighted the complexity of the system, arguing that committing fraud would require collusion across multiple parties, countering previous allegations.

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(www.wired.com)
Tech Government Spending Financial Management Fraud Prevention

Koa.js: A Next-Gen Node.js Web Framework

2025-01-10

Koa.js, from the creators of Express, is a new web framework for Node.js that aims for a smaller, more expressive, and robust foundation for web applications and APIs. Leveraging async functions, Koa ditches callbacks and significantly improves error handling. It doesn't bundle middleware, offering instead an elegant set of methods for building fast and enjoyable servers. Middleware cascades in a streamlined fashion, and Koa provides a rich context with methods simplifying common HTTP tasks like content negotiation, caching, and redirection.

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(koajs.com)
Development

Conway's Law and the Unexpected Power of Weak Ties

2025-08-28
Conway's Law and the Unexpected Power of Weak Ties

This article explores the unexpected implications of Conway's Law in team organization and project collaboration. The author argues that formal service line architectures often fail to reflect the reality of team collaboration. Many projects are driven by informal, cross-team 'weak ties', sparked by casual conversations, leading to unexpected projects and innovations. These weak ties, as described by Granovetter's 'strength of weak ties' theory, connect different teams and knowledge domains, sparking new ideas, highlighting inefficiencies, and uncovering opportunities hidden within silos. The author contrasts Slack and Microsoft Teams in their ability to foster weak ties, emphasizing the importance of choosing the right collaboration tools, as they shape team communication patterns and ultimately, product design.

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(frederickvanbrabant.com)
Development Weak Ties

400x Faster Static Embedding Models with Sentence Transformers

2025-01-15
400x Faster Static Embedding Models with Sentence Transformers

This blog post introduces a method to train static embedding models that are 100x to 400x faster on CPU than state-of-the-art embedding models, while maintaining most of the quality. This unlocks exciting use cases like on-device and in-browser execution. Two highly efficient models are presented: sentence-transformers/static-retrieval-mrl-en-v1 for English retrieval and sentence-transformers/static-similarity-mrl-multilingual-v1 for multilingual similarity. These models achieve at least 85% of the performance of counterparts like all-mpnet-base-v2 and multilingual-e5-small, while being significantly faster on CPU.

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(huggingface.co)
AI static embeddings sentence transformers

C++ Ranges: Performance Bottlenecks and Optimization Strategies

2025-04-08

This article delves into performance issues with C++ Ranges adaptors like `views::filter` and `views::take_while`. These adaptors introduce redundant iterator comparisons, impacting efficiency. The author analyzes the root causes and proposes two solutions: using Tristan Brindle's Flux library, which enhances performance through internal iteration and improved memory management; and a more radical approach leveraging potential C++ token sequence features to generate optimal loop code, bypassing Ranges limitations. Both solutions significantly improve efficiency, especially for complex range operations involving `views::reverse`.

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(brevzin.github.io)
Development

Shocking: 23% Failure Rate for 2020 Tesla Model 3 Inspections

2025-01-27
Shocking: 23% Failure Rate for 2020 Tesla Model 3 Inspections

A new report from the Danish automotive association FDM reveals a shocking 23% failure rate for 2020 Tesla Model 3 vehicles during their periodic inspections, significantly higher than the 9% average for other electric cars. The main issues were found in brakes, lights, wheels, and steering. FDM suggests this indicates quality and durability concerns with early Model 3s, recommending thorough pre-inspection checks. Tesla responded that significant improvements were made to the 2021 and later models.

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(fdm.dk)
Tech Inspection

The Plight of Groundbreaking Research: Great Ideas Left Untapped

2025-06-10

Many groundbreaking research papers, despite their immense potential, fail to reach their full impact. The article uses the McCulloch-Pitts neural network paper and Miller's 7±2 law paper as examples to explore the reasons behind this phenomenon. On the one hand, conflicts in academic viewpoints and researchers' adherence to their specific fields (``stovepiping'') lead to an insufficient understanding of the profound implications of these papers. On the other hand, the incentive structure of publishing also leads to numerous derivative works rather than genuine advancements of the core ideas. While current AI research shows a mix of innovation and imitation, we must remain vigilant against overlooking groundbreaking work with potentially transformative significance.

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(www.johndcook.com)
AI

LSSU Bans Words Like 'Cringe' and 'Game Changer' in 2025 List

2025-01-01
LSSU Bans Words Like 'Cringe' and 'Game Changer' in 2025 List

Lake Superior State University (LSSU) has unveiled its annual list of banished words for 2025, a tradition dating back to 1976. This year's list includes words and phrases like 'cringe,' 'game changer,' 'era,' 'dropped,' 'IYKYK,' 'sorry not sorry,' 'Skibidi,' '100%', 'utilize,' and 'period,' deemed overused, misused, or simply unnecessary. The playful list encourages mindful language use and reflects on the ever-evolving nature of communication.

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(www.lssu.edu)
Misc language words university tradition

A Personalized Journaling System with Neovim

2025-08-13

This post details a personalized journaling system built using Neovim, coreutils, and dateutils, loosely based on Ryder Carroll's Bullet Journal method. The system organizes entries by year and month in a directory structure. Calendar generation uses the `cal` command. Tasks are marked with prefixes like `todo` and `done`, leveraging Neovim's abbreviation and sorting features for efficient task management and visualization. Syntax highlighting and habit tracking are incorporated, with an `awk` script calculating monthly expenses. Convenient scripts are provided to quickly open the current month's journal or entries from the preceding and following two months, streamlining the journaling process.

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(tangled.sh)
Development Journaling System

Legacy Airlines Crack Down on Carry-On Bags

2024-12-31
Legacy Airlines Crack Down on Carry-On Bags

Flying with legacy carriers like British Airways or Air France used to mean included checked baggage and carry-on. However, to compete with low-cost airlines, many legacy carriers are now eliminating free carry-on allowances and even complimentary meals. Air Canada, for example, will no longer allow standard carry-on bags on North American and Caribbean routes from January 3rd, only permitting small personal items. Other airlines like United and Finnair have adopted similar strategies. This 'basic economy' fare is blurring the lines between legacy and budget airlines, adding extra costs for passengers.

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(www.telegraph.co.uk)
Tech low-cost airlines carry-on baggage

arXivLabs: Experimenting with Community Collaboration

2025-05-29
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 are committed to arXiv's values of openness, community, excellence, and user data privacy. arXiv only partners with those who share these values. Got an idea to improve the arXiv community? Learn more about arXivLabs.

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(arxiv.org)
Development

NASA Open-Sources Peer Review Tool for Enhanced Software Development

2025-05-15
NASA Open-Sources Peer Review Tool for Enhanced Software Development

NASA's Stennis Space Center has released its first open-source software: a peer review tool designed to streamline and enhance collaborative software application development. Built from years of internal experience using LabVIEW, the tool automates parts of the review process, improving code comparison and comment functionality. This ultimately leads to better software quality and more efficient development. Now available to the public, the tool is intended to be a community-driven project, constantly refined and improved by developers worldwide.

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(www.nasa.gov)
Development

Conquering Offline App Sync Nightmares: Hybrid Logical Clocks and CRDTs to the Rescue

2025-09-22
Conquering Offline App Sync Nightmares: Hybrid Logical Clocks and CRDTs to the Rescue

Many offline-first apps fail to deliver on their offline support promises, with data synchronization being a major hurdle. This article presents solutions: Hybrid Logical Clocks (HLCs) solve event ordering issues, ensuring consistent event sequencing across multiple devices even offline; Conflict-Free Replicated Data Types (CRDTs) tackle data conflict problems, such as the Last-Write-Wins (LWW) strategy, guaranteeing eventual data consistency. The author also recommends SQLite as the local database and introduces their built SQLite-Sync extension for simple and reliable cross-platform offline-first applications.

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(marcobambini.substack.com)
Development

Earth's Future: Venus Lite or Something Else?

2025-09-22
Earth's Future: Venus Lite or Something Else?

A new study simulates Earth's fate 3.5 billion years from now when large-scale subduction ceases. Even in the best-case scenario, the simulations show Earth's surface temperature exceeding 100 degrees Celsius, turning into a boiling planet. However, even with increased atmospheric CO2, Earth wouldn't reach Venus's extreme levels. This suggests Venus's hellish state may result from a unique catastrophic event rather than simple runaway greenhouse effect. This research challenges prior assumptions and significantly contributes to our understanding of the terminal state of rocky planets.

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(www.quantamagazine.org)
Tech Earth's future

The DECtalk Archive: A Legacy of Speech Synthesis

2025-05-01

This article details the DECtalk speech synthesizer and its extensive archive. Originally released in 1984 by Digital Equipment Corporation, DECtalk, based on the pioneering work of Dennis Klatt, features the iconic "Perfect Paul" voice model. The archive houses various DECtalk software and hardware versions, along with a vast collection of user-created content, including songs and skits. While officially discontinued, DECtalk's unique sound and widespread use ensure its continued presence among speech synthesis enthusiasts.

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(dectalk.nu)
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