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NVIDIA's AI Hegemony: A Looming Decline?

2025-04-21

NVIDIA's AI Hegemony: A Looming Decline?

NVIDIA, riding the wave of the AI boom and its GPU monopoly, has become the fastest-growing hardware company in history. However, its long-term dominance is facing serious challenges. Hyperscalers (Google, Microsoft, Amazon, and Meta) are aggressively consolidating AI demand, developing competitive chips, and building vertically integrated distributed systems, making it difficult for NVIDIA to supply. Simultaneously, the sheer scale of compute needs has hit limits on capex, power availability, and infrastructure development, leaving smaller cloud providers struggling. NVIDIA's revenue is increasingly reliant on a few large customers, who are actively developing alternatives, leaving NVIDIA's future uncertain.

(mohitdagarwal.substack.com)

Tech

Rust CUDA: Bringing High-Speed GPU Computing to Rust

2025-04-11

Rust CUDA: Bringing High-Speed GPU Computing to Rust

The Rust CUDA project aims to make Rust a top-tier language for extremely fast GPU computing using the CUDA Toolkit. It provides tools for compiling Rust to highly optimized PTX code and libraries for interfacing with existing CUDA libraries. Addressing past challenges in integrating Rust with CUDA, it offers a comprehensive suite of crates covering various aspects of the CUDA ecosystem, including GPU-side functions, CUDA driver API wrappers, and OptiX support for ray tracing. While still in early development, the project seeks to propel the Rust GPU computing industry forward.

(github.com)

Development

FontDiffuser: A Diffusion-Based Approach to One-Shot Font Generation

2025-04-24

FontDiffuser is a novel diffusion-based method for one-shot font generation, framing font imitation as a noise-to-denoise process. Addressing limitations of existing methods with complex characters and large style variations, FontDiffuser introduces a Multi-scale Content Aggregation (MCA) block to effectively combine global and local content cues across scales, preserving intricate strokes. Furthermore, a Style Contrastive Refinement (SCR) module, a novel style representation learning structure, uses a style extractor to disentangle styles and supervises the diffusion model with a style contrastive loss. Extensive experiments demonstrate FontDiffuser's state-of-the-art performance, particularly excelling with complex characters and significant style changes.

(yeungchenwa.github.io)

AI font generation

Readyset DB: Optimizing Cold Path Query Performance with ICP

2025-08-23

Readyset DB: Optimizing Cold Path Query Performance with ICP

Readyset database achieved a significant breakthrough in query performance during cache misses (cold path), specifically for straddled joins where predicates filter both join sides. The previous hash join algorithm proved inefficient due to extensive reads of irrelevant data. By introducing Index Condition Pushdown (ICP), Readyset combines the left-side predicate results with the right-side predicates, enabling precise data retrieval at the storage engine level, avoiding full table scans. Benchmarks show a >450x throughput improvement and >450x latency reduction, effectively resolving the performance bottleneck of cold path queries.

(readyset.io)

Development index condition pushdown join queries

Foam: Open-Source PKM Built on VS Code & GitHub

2025-06-05

Foam: Open-Source PKM Built on VS Code & GitHub

Foam is a free, open-source personal knowledge management (PKM) and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub. It lets you organize research, keep rediscoverable notes, write long-form content, and optionally publish it to the web. Features include bidirectional linking, graph visualization, templating, tagging, and more, helping you build a personal knowledge base with easy navigation and management tools. While still under rapid development, its powerful features and open nature make it a compelling PKM choice.

(github.com)

Development

Layered Design in Go: A Weapon Against Circular Dependencies

2025-04-20

This post delves into the problem of circular dependencies in Go and offers solutions. The author points out that Go's prohibition against circular package imports inherently shapes program design, promoting a layered architecture. Analyzing package import relationships allows for decomposition into layers, where higher-level packages depend on lower-level ones, preventing circularity. Several refactoring techniques for handling circular dependencies are introduced, including moving functionality, creating new packages, and using interfaces. Minimizing exported package members is stressed. This layered approach not only avoids circular dependencies but also enhances code understandability and maintainability, making each package independently useful.

(jerf.org)

Development Circular Dependencies

Red Hat Launches Free RHEL for Business Developers

2025-07-10

Red Hat Launches Free RHEL for Business Developers

Red Hat has released Red Hat Enterprise Linux for Business Developers, a free enterprise-grade Linux distribution designed to give developers fast, easy access to the same OS used in production environments for business development and testing. Developers get direct, self-serve access, bypassing IT approval, with up to 25 instance deployments. This aims to reduce friction between development and operations teams and address growing software supply chain security threats. It includes signed and curated developer content such as programming languages, open source tools, and databases, as well as Red Hat's container development tool, Podman Desktop.

(nerds.xyz)

Development

EU Slaps Apple and Meta with Huge Fines for DMA Violations

2025-04-23

EU Slaps Apple and Meta with Huge Fines for DMA Violations

The European Commission has fined Apple €500 million and Meta €200 million for breaching the Digital Markets Act (DMA), marking the first sanctions under the landmark legislation aimed at curbing Big Tech's power. Both companies criticized the decision, with Apple vowing to challenge the fine, citing concerns about user privacy and security. Meta argued the EU is unfairly targeting American businesses. The fines target Apple's restrictions on app developers and its prevention of sideloading, while Meta's binary pay-or-consent model also drew penalties. The EU's actions could escalate trade tensions with the US.

(ca.finance.yahoo.com)

Tech

Texas' AI Boom Fuels a Gas-Guzzling Energy Crisis

2025-06-06

Texas' AI Boom Fuels a Gas-Guzzling Energy Crisis

Texas is experiencing a rapid expansion of AI data centers, leading to a fierce debate over energy sources. To quickly meet the massive energy demands of AI giants, many developers are building their own natural gas power plants instead of waiting for grid connections. This fuels enormous gas demand, exacerbating air pollution and greenhouse gas emissions. While some projects explore renewables, lengthy grid connection wait times make gas the faster option. This trend aligns with Texas' pro-gas policies, but sparks concerns from environmentalists and residents worried about environmental damage and quality of life. Simultaneously, Texas' legislature has enacted policies restricting renewable energy development, fueling further controversy.

(www.texastribune.org)

Tech

Microsoft's 2025 Layoff Plan: Streamlining Management, Boosting Efficiency

2025-04-13

Microsoft's 2025 Layoff Plan: Streamlining Management, Boosting Efficiency

Microsoft is reportedly planning another round of layoffs in May 2025, aiming to streamline its organizational structure by cutting middle management and non-technical roles. The goal is to improve efficiency and increase the engineer-to-non-engineer ratio within project teams, mirroring similar moves by tech giants like Google and Amazon.

(www.thebridgechronicle.com)

Tech organizational restructuring tech industry trends

The Immortal Flower Lady: A Woman's Legacy in Medical Research

2025-04-16

The Immortal Flower Lady: A Woman's Legacy in Medical Research

Dr. Victor Spitzer of the University of Colorado School of Medicine and his friend Susan Potter share an extraordinary story. Potter's persistence in donating her body to Spitzer's Visible Human Project for medical education culminated in a 14-year journey. High-resolution digital images of Potter's remains were reconstructed, exceeding the detail of previous Visible Human projects. Beyond imagery, Spitzer's company, Touch of Life Technologies, aims to create a virtual 'living cadaver' of Potter, combining her anatomy with her life story to create a richer educational resource. Potter's story prompts reflection on the selfless dedication to medical education and the future of anatomical study.

(news.cuanschutz.edu)

Tech Medical Research Body Donation

GDPR: A Website Operator's Lament

2025-04-11

A website operator humorously laments the complexities of complying with the EU's GDPR. Uncertain about full compliance, he faces potential legal risks and questions the regulation's effectiveness. He argues that large corporations easily circumvent the rules, while smaller operators bear the brunt of compliance burdens. The post reflects on the current state of internet regulation and urges users to remain vigilant online.

(rodyne.com)

Misc online security

Petrichor: A macOS Offline Music Player Built with Swift and SwiftUI

2025-07-10

Petrichor: A macOS Offline Music Player Built with Swift and SwiftUI

Petrichor is a powerful offline music player for macOS offering all the features you'd expect: organized library browsing, interactive playlist and queue management, folder view browsing, quick access to favorites in the sidebar, easy navigation, native macOS integration (menubar and dock controls, dark mode support), powerful search, and smart playlists. Created by a developer who missed the features of Swinsian and wanted to learn Swift and macOS app development, it's built entirely with Swift and SwiftUI and uses a SQLite database to manage music file information.

(github.com)

Development

Linux Futexes: Spinlocks vs. Futexes – A Performance Deep Dive

2025-06-03

This article delves into the implementation and performance of futex locks in Linux. The author first implements a simple spinlock, then builds a more sophisticated mutex using the futex syscall. Experiments reveal that simple spinlocks can outperform futexes in certain scenarios, especially when critical section operations are lightweight. However, when critical sections are time-consuming and thread contention is high, futexes offer a significant advantage by avoiding unnecessary CPU spinning. The article concludes by discussing methods to improve futex lock performance and emphasizes the need to choose the right locking mechanism based on the specific application context.

(blog.fredrb.com)

Development spinlock mutex

From Audiobooks to Essays: A Writer's Journey

2025-04-16

From Audiobooks to Essays: A Writer's Journey

Starting with reflections on listening to the audiobook of Gabrielle Zevin's 'Tomorrow, and Tomorrow, and Tomorrow,' the author delves into the relationship between audiobooks and traditional reading, and their own experiences in the creative process and recording audiobooks. The essay showcases personal reflections and, based on reader feedback, the author's decision to share more directly about life, writing, and opinions. The piece also promotes a podcast and writing workshop the author is involved with.

(newsandreviews.substack.com)

Misc audiobooks

US Academic Arrested in Thailand for Lèse-Majesté: A Blow to Academic Freedom

2025-04-08

US Academic Arrested in Thailand for Lèse-Majesté: A Blow to Academic Freedom

Paul Chambers, a US academic teaching in Thailand, faces up to 15 years in prison on charges of lèse-majesté, sparking international concern over Thailand's strict laws and the suppression of free speech. Chambers denies the charges, claiming he didn't author or publish the implicated content. The US State Department has expressed concern and is providing consular assistance. This case highlights Thailand's crackdown on dissent and the ongoing suppression of political activists.

(www.cnn.com)

Tech

Dauug|36: A Secure 36-Bit Minicomputer Built for Longevity

2025-04-22

Dauug|36 is a 36-bit minicomputer architecture designed for owner-built CPUs, controllers, and minicomputers. It boasts a remarkably secure design, eschewing features like DRAM, memory caching, speculative execution, and out-of-order execution, thereby eliminating many common vulnerabilities (Rowhammer, Spectre, Meltdown, stack overflows). This open-source project requires only maker-scale assembly tools, making it buildable anywhere. Its simple design prioritizes security, aiming for a single build, lifetime device that needs no security updates. The key philosophy: low complexity equals high security.

(dauug.cs.wright.edu)

Hardware minicomputer

California Running Out of License Plate Numbers; New System Incoming

2025-04-23

California Running Out of License Plate Numbers; New System Incoming

California is projected to exhaust its current license plate number system by the end of 2025. The existing 1-3-3 format (one number, three letters, three numbers), in use since 1980, will be replaced. The California DMV has announced a new 3-3-1 format (three numbers, three letters, one number), with plates like 000AAA1 anticipated. The last plate of the old system, likely 9ZZZ999, will become a collector's item, as will the first plate of the new system. A redesign of the plate itself may also accompany the change.

(www.thedrive.com)

Misc license plates DMV

Content Moderation Shockwaves: How Adult Site Policy Reshaped Online Competition

2025-04-24

Content Moderation Shockwaves: How Adult Site Policy Reshaped Online Competition

A study reveals the profound impact of content moderation policies on online competition, focusing on the adult content market. When a dominant platform removed 80% of unverified content, its traffic plummeted by 41%. However, this displaced traffic shifted to competitors, both mainstream and less-regulated fringe sites. Fringe sites saw a remarkable 55% increase in visits, significantly outpacing the 10% growth of mainstream rivals. Search engines played a crucial role, directing users seeking alternatives. The leading platform responded aggressively, using DMCA takedowns to remove competitors from search results. The study highlights how asymmetric content moderation shocks reshape market dynamics, driving users towards less-regulated spaces and altering substitution patterns.

(papers.ssrn.com)

Misc platform competition

Sparse Interpretable Audio Codec: Towards a More Intuitive Audio Representation

2025-02-01

This paper introduces a proof-of-concept audio encoder that aims to encode audio as a sparse set of events and their times of occurrence. It leverages rudimentary physics-based assumptions to model the attack and physical resonance of both the instrument and the room, hopefully encouraging a sparse, parsimonious, and easy-to-interpret representation. The model works by iteratively removing energy from the input spectrogram, producing event vectors and one-hot vectors representing time of occurrence. The decoder uses these vectors to reconstruct the audio. Experimental results show the model's ability to decompose audio, but there's room for improvement, such as enhancing reconstruction quality and reducing redundant events.

(blog.cochlea.xyz)

AI audio coding

Planetary Orbit Spirographs Based on Kepler's Laws

2025-01-23

Inspired by John Carlos Baez's post on the Pentagram of Venus, Red Blob Games created a set of planetary orbit spirographs. Using Kepler's Third Law to convert orbital periods to distances from the sun, the site generates heliocentric planetary orbit images resembling spirographs. Data includes Mercury, Venus, Earth, Mars, Ceres, Jupiter, Saturn, Uranus, and Neptune.

(www.redblobgames.com)

Tech planetary orbits Kepler's Laws

The PhD Trap and the Future of College Towns

2025-04-18

The PhD Trap and the Future of College Towns

This interview features Ryan Allen, a professor of international education at the University of America in Southern California, and author of the newsletter "College Towns." Allen discusses his shift from academic publishing to public writing, the challenges facing higher education, and how colleges can better integrate with their communities through thoughtful urban design. He highlights the oversupply of PhDs leading to a shrinking job market, advising caution against pursuing doctorates. He explores the relationship between colleges and their surrounding communities, noting the role of universities in preserving older neighborhoods and fostering urban development while also acknowledging the persistent "town and gown" conflict. Allen advocates for a more practical approach to higher education, emphasizing better community integration and addressing housing shortages.

(www.governance.fyi)

Misc

Personal Humanoid Robots: A New Space Race?

2025-04-23

Personal humanoid robots are rapidly advancing, poised to revolutionize daily life much like the personal computer revolution. They promise to handle household chores, tutor children, and assist the elderly. This article explores how open-source AI and garage innovators are driving this movement, similar to the early days of personal computing, and the resulting cultural shift. Humanoid robots excel due to their compatibility with human environments, superior dexterity, mobility, and human-robot collaboration. However, cost, reliability, and potential security risks remain challenges. A competition between China and the US is underway, with both vying for technological and economic dominance, creating geopolitical tension.

(readmultiplex.com)

Tech humanoid robots

C Legend Kernighan: Rust is a 'Pain', Unlikely to Replace C

2025-08-31

C Legend Kernighan: Rust is a 'Pain', Unlikely to Replace C

At 83, Brian Kernighan, co-author of the seminal C programming language book, shared his candid thoughts on Rust. In a recent interview, he described his single Rust program experience as 'painful', citing difficulty understanding its memory safety mechanisms and slow compilation/execution speeds. He criticized the complexity of Rust's ecosystem, including 'crates and barrels'. While acknowledging potential bias from limited experience, he doubts Rust will replace C anytime soon. The interview also covered his perspectives on Linux distributions, HolyC, the current software landscape, and advice for aspiring programmers, emphasizing passion and pursuing engaging work.

(thenewstack.io)

Development

ClickHouse Raises $350M Series C to Fuel AI-Native Applications

2025-05-29

ClickHouse Raises $350M Series C to Fuel AI-Native Applications

Real-time analytics database ClickHouse announced a $350 million Series C funding round, bringing its total funding to over $650 million. This investment will fuel product development, global expansion, and partnerships supporting the next wave of AI-native applications. ClickHouse's high-performance, columnar storage engine enables interactive analytical queries on massive datasets with minimal latency, powering AI/ML applications, real-time analytics, cloud data warehousing, and observability workloads. Boasting over 300% year-over-year growth and serving 2,000+ customers including Anthropic, Tesla, and Mercado Libre, ClickHouse addresses the challenge of building real-time data platforms for the AI era, positioning itself as the default engine for next-generation intelligent data products.

(clickhouse.com)

Tech

RCS Messaging Surpasses 1 Billion Daily Messages in the US

2025-05-13

RCS Messaging Surpasses 1 Billion Daily Messages in the US

Google announced at the Android Show that the RCS (Rich Communication Services) protocol now handles over 1 billion messages per day in the US. This milestone follows years of Google's efforts to get Apple to adopt RCS on iOS, improving cross-platform messaging. Previously, communication between Android and iOS users suffered from blurry images, poor group chat management, and other issues. While iOS 18 finally added RCS support, Apple keeps RCS chats green-bubbled, preserving the iMessage advantage.

(techcrunch.com)

Tech Messaging Protocol

iOS Zero-Day: Denial-of-Service via Darwin Notifications

2025-04-27

A security researcher discovered a critical iOS vulnerability allowing malicious apps to execute denial-of-service attacks, even causing system reboots, by sending Darwin notifications. Exploiting a lack of sender verification in the Darwin notification mechanism, the researcher created an app, "VeryEvilNotify," triggering a "Restore in Progress" loop, forcing restarts. Apple patched this in iOS 18.3 by introducing restricted entitlements for sensitive notifications.

(rambo.codes)

Development denial-of-service

arXivLabs: Experimenting with Community Collaboration

2025-04-20

arXivLabs is a framework for collaborators to build 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 partners with those who uphold these principles. Got an idea to improve the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

Mysterious SSH Password Disable Bug on Ubuntu 24.04

2025-04-06

Disabling SSH password access over the internet while allowing it on the local LAN on an Ubuntu 24.04 server seemed straightforward using sshd_config. However, a custom configuration file in /etc/ssh/sshd_config.d/ was ignored after restarting the SSH daemon. The culprit was sshd_config's 'first-come, first-served' configuration rule, and a system-generated '50-cloud-init.conf' file containing 'PasswordAuthentication yes', which loaded before the custom file. Renaming the custom configuration file to '10-no-passwords.conf' solved the problem by ensuring it loaded first.

(utcc.utoronto.ca)

Development Server Configuration

America's Air Pollution: Progress and Peril

2025-04-25

America's Air Pollution: Progress and Peril

Despite decades of progress, nearly half of Americans still breathe unhealthy air, a new report reveals. Air pollution is linked to increased mortality, reduced life expectancy, and higher asthma rates. California cities and the Los Angeles area suffer the worst pollution, disproportionately impacting minorities. The Trump administration's consideration of rolling back air quality regulations has sparked concern among health experts, who warn of widespread public health consequences. While the Clean Air Act has been a major success, climate change-fueled wildfires and government budget cuts threaten further improvements in air quality.

(www.npr.org)

Tech

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