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Brazil's Pix Payment System: A Nightmare for US Finance?

2025-07-23
Brazil's Pix Payment System: A Nightmare for US Finance?

The US House's rejection of bills regarding the Federal Reserve studying or creating a Central Bank Digital Currency (CBDC) sparks debate about the power and politics of US finance. The article contrasts this with Brazil's successful Pix payment system – fast, cheap, and incredibly popular – highlighting the stark difference to slow and expensive US systems. The article argues that the immense power of the US financial industry and the US right's resistance to government intervention are key obstacles to a similar system in the US. Brazil's Pix success offers lessons for other nations, but America may remain trapped by vested interests and crypto fantasies.

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(paulkrugman.substack.com)
Tech Brazil Pix

Apple Unveils iPhone 16e: A Powerful, Affordable New iPhone

2025-02-19
Apple Unveils iPhone 16e: A Powerful, Affordable New iPhone

Apple announced the iPhone 16e, a new addition to the iPhone 16 lineup offering powerful features at a more accessible price. Powered by the A18 chip and Apple's new C1 cellular modem, it boasts impressive performance and battery life. The iPhone 16e is built for Apple Intelligence, a privacy-focused AI system with features like the Clean Up tool for image editing and natural language photo search. A 48MP 2-in-1 camera system provides high-quality photos and videos, and satellite connectivity ensures users stay connected even without cellular or Wi-Fi coverage. Pre-orders begin February 21st.

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(www.apple.com)
Tech Smartphone

C++ Memory Leaks: Show Rust Devs Who's Boss!

2025-05-11
C++ Memory Leaks: Show Rust Devs Who's Boss!

This video tutorial demonstrates how to intentionally create and hunt down memory leaks in C++. While Rust developers often poke fun at C++'s memory management, this tutorial shows how to use _CrtDumpMemoryLeaks and the DEBUG_NEW macro to detect and pinpoint memory leaks, proving that C++ developers can effectively handle memory issues without needing a borrow checker or lifetimes. Starting with a simple example, the tutorial progressively teaches how to use debugging tools to track down memory leaks, even in complex programs.

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(www.babaei.net)
Development Memory Leaks

Hidden Controls: A Regression in Technological Advancement?

2025-07-06
Hidden Controls: A Regression in Technological Advancement?

From DOS command lines to smartphones, human-computer interaction has shifted from 'knowledge in the world' to 'knowledge in the head'. This article argues that modern devices increasingly rely on hidden controls and commands, making even simple operations difficult, especially for novice users. The author contends this contradicts early human-computer interaction design principles and calls for designers to prioritize visible controls, creating more usable systems.

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(interactions.acm.org)
Tech usability

Agentic AI: Convenience at the Cost of Privacy?

2025-03-08
Agentic AI: Convenience at the Cost of Privacy?

Signal President Meredith Whittaker warned at SXSW that the burgeoning field of agentic AI, while offering convenience, poses significant privacy risks. AI agents, designed to handle tasks like booking tickets and sending messages, require access to a user's browser, credit card information, calendar, and messaging apps—essentially granting them root-level permissions. This exposes user data to cloud servers, blurring the lines between application and OS layers. Whittaker argued this "putting your brain in a jar" approach undermines security and privacy, even threatening privacy-focused apps like Signal. She urged the industry to address the potential dangers of agentic AI, cautioning against sacrificing privacy for convenience.

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(techcrunch.com)
Tech agentic AI

Hacking Tesla's New TCU: Installing a Local SIM Card

2025-05-12

Tesla's newer models (Model 3 Highland, Model Y Juniper, and Cybertruck) have relocated their cellular modem to a separate Telematics Control Unit (TCU). This guide details how to access and replace the SIM card in the TCU, activating it using Tesla Toolbox and Service+ mode to achieve 4G/5G connectivity. It covers TCU location, SIM installation, using a VPN for region restrictions, and waking the car with an external SIM.

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(olegkutkov.me)
Hardware SIM card

Beyond Bash Builtins: Crafting a Robust Bash Logging System

2025-07-21

Many engineers have a love-hate relationship with Bash. This article details how the author built a robust Bash logging system to overcome Bash's limitations in error handling and data structures. By creating custom functions like `log::info` and `log::error`, and leveraging built-in variables such as `BASH_SOURCE`, `FUNCNAME`, and `BASH_LINENO`, the author achieved detailed logging and stack trace capabilities, significantly improving debugging efficiency for large Bash scripts. This system not only provides detailed error messages and locations but also avoids inconsistencies in Bash's built-in options, offering a new approach to building more robust Bash scripts.

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(blog.brujordet.no)
Development

Trump's Attempted Firing of Fed Governor Tests US Rule of Law

2025-08-26
Trump's Attempted Firing of Fed Governor Tests US Rule of Law

Donald Trump claims to have fired Federal Reserve Governor Lisa Cook, alleging mortgage fraud before her Fed tenure. However, evidence supporting this claim is weak and irrelevant to her Fed duties. The move is widely seen as an attempt by Trump to exert control over the Fed, replacing independent officials with loyalists, severely threatening the rule of law and the independence of the central bank. Cook's refusal to resign puts Fed Chair Jerome Powell at a crossroads: uphold the rule of law or succumb to power? The outcome will determine whether the US remains a nation governed by law.

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(paulkrugman.substack.com)
Tech Rule of Law

The Absurdity of US School Carpool Lines: Why Are They So Long?

2025-03-14
The Absurdity of US School Carpool Lines: Why Are They So Long?

The ubiquitous and frustrating school carpool lines in the US are a national embarrassment. This article explores the reasons behind their existence, citing declining school bus usage, increased distances between homes and schools due to suburban sprawl, and a car-centric urban design. The author analyzes data showing a dramatic increase in the percentage of students driven to school by private vehicles and a corresponding decrease in walking and biking. Solutions proposed include improving pedestrian and cycling infrastructure, encouraging the use of e-bikes, and fostering greater independence in children. Ultimately, the article argues that fixing this problem requires a community-wide effort to reshape both the physical environment and cultural expectations.

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(collegetowns.substack.com)
Misc traffic

A Teenage Encounter with Andy Warhol: A Factory Dream

2025-05-03
A Teenage Encounter with Andy Warhol: A Factory Dream

At sixteen, my obsession with Andy Warhol led to a meeting with the legendary artist. Our first encounter was at a fancy restaurant, where he was accompanied by Bianca Jagger. I sensed a distance beneath his friendly demeanor. Later, I was invited to write for his Interview magazine, an experience that revealed the loneliness and anxiety behind his glamorous facade, and a resonance with my own divided self: a yearning for belonging and a preference for solitude that struggle to reconcile.

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(granta.com)
Misc Andy Warhol The Factory

From 'Human Scrotum' to Dinosaurs: A Bicentennial Collaboration of Art and Science

2025-03-19
From 'Human Scrotum' to Dinosaurs: A Bicentennial Collaboration of Art and Science

This article chronicles the evolution of humanity's understanding of dinosaurs. From the 17th century, when Robert Plot mistook a discovered dinosaur fossil for a 'human scrotum', to the 19th century when Richard Owen formally named 'dinosaurs', and then to later artists' restorations based on fossils, it showcases the important roles played by science and art in refining the image of dinosaurs. Although early restorations were inaccurate, they sparked the imagination about ancient creatures, bringing a lost ancient world to life before our eyes.

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(worldhistory.substack.com)
Tech history of art

New HTML Canvas APIs for Rendering HTML Content

2025-08-03
New HTML Canvas APIs for Rendering HTML Content

A new proposal introduces APIs to render HTML content within the HTML Canvas 2D and WebGL contexts. This addresses existing limitations in Canvas for handling complex layouts, accessibility, internationalization, and performance. New APIs, including `layoutsubtree`, `drawElement`, `texElement2D`, and `setHitTestRegions`, allow developers to render HTML elements and their subtrees into the canvas and handle hit testing. The proposal is currently under development and a developer trial is available.

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(github.com)
Development HTML rendering

Food Delivery Consolidation: A Giant's Game

2025-07-14
Food Delivery Consolidation: A Giant's Game

The global food delivery market is undergoing massive consolidation. Five companies now control over 90% of the market, evidenced by high-premium acquisitions like Prosus's purchase of Just Eat Takeaway and DoorDash's acquisition of Deliveroo. This consolidation creates network effects, boosting efficiency, but will likely squeeze profits from drivers, restaurants, and ultimately, consumers. Expect fewer promotions, higher delivery and menu fees. However, technological advancements like robot delivery offer new growth avenues. For investors, Prosus and Uber present relatively lower valuations compared to DoorDash, making them attractive options.

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(marketsaintefficient.substack.com)
Tech food delivery market consolidation

API Request Signing: Pitfalls and Best Practices

2025-02-09

This article delves into the security challenges of API request signing, particularly the difficulties of signing JSON objects. The author points out that while simple HMAC signing is secure, signing directly within the JSON object can lead to various issues, such as multiple equivalent representations of JSON resulting in signature validation failures. The article compares and analyzes various signing methods, including canonicalizing JSON, adding redundant signature data, and using alternative formats. Examples from AWS and Flickr's signing schemes illustrate the security risks of flawed implementations. Ultimately, the author recommends prioritizing TLS and avoiding inline JSON signing, opting instead for external signing to ensure API request security.

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(www.latacora.com)
Development API Security JSON Signing

Open Source Switch Bounce Dataset: A Robust Debouncing Solution

2025-05-04
Open Source Switch Bounce Dataset: A Robust Debouncing Solution

This open-source project provides a collection of oscilloscope traces illustrating switch bouncing behavior. It includes various switch types (rocker switches, push buttons, etc.) tested under different actuation forces and speeds. Data is available in CSV and PWL formats for use in designing and simulating debouncing algorithms for circuits and firmware. The dataset includes detailed descriptions of the testing methodology and equipment, making it a valuable resource for engineers.

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(github.com)
Hardware switch bounce debouncing open-source dataset

Revolutionizing Time: Decipad's Interval Approach to Dates

2025-08-12
Revolutionizing Time: Decipad's Interval Approach to Dates

Decipad introduces a revolutionary approach to handling dates, treating them as intervals rather than precise moments. This paradigm shift eliminates the need for milliseconds and makes date calculations more intuitive and aligned with human thinking. For instance, '2023' represents the entire year, and 'March 2024' represents the whole month, avoiding the implicit assumptions about specific times that lead to bugs in traditional date libraries. This interval representation simplifies calculations; subtracting two dates directly yields a duration in human-friendly units like days, hours, or minutes. This method is cleaner, easier to understand, and avoids complexities such as timezone conversions.

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(metaduck.com)
Development time intervals date calculations

Telegram Founder Durov to Leave $13.9B Fortune to Over 100 Children

2025-06-20
Telegram Founder Durov to Leave $13.9B Fortune to Over 100 Children

Pavel Durov, founder of the messaging app Telegram, plans to bequeath his estimated $13.9 billion fortune to over 100 children—six biological children and numerous others conceived via sperm donation. Durov stated all children will inherit equally, but with a 30-year delay to encourage independence. This decision stems from the risks associated with his work and concerns for Telegram's future. Durov currently faces accusations including money laundering and child pornography distribution, which he denies.

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(www.cnn.com)
Startup

America's AI Race: A Bid for Global Domination

2025-07-24

The US is in a fierce competition to achieve global AI dominance. President Trump's AI Action Plan, launched early in his second term, outlines a three-pronged approach: accelerating innovation, building AI infrastructure, and leading in international diplomacy and security. Winning this race is seen as crucial for securing American prosperity, economic competitiveness, and national security.

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(www.ai.gov)
AI National Strategy

Anthropic's Claude: The Dropbox of Generative AI?

2025-07-16
Anthropic's Claude: The Dropbox of Generative AI?

This post examines Anthropic's Claude platform and its Artifacts feature, which lets users create AI-powered web apps without coding. The author likens Claude to the Dropbox of the generative AI era because it solves the problems of API keys, deployments, and authentication for users creating and sharing AI apps. Cleverly, monetization happens through users' existing Claude subscriptions, with no cost to the app creators. The author argues this model is highly valuable and envisions future monetization through simple payment options.

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(ben-mini.com)
AI

Memes: Poor Images in the Age of High-Resolution Content

2025-06-21
Memes: Poor Images in the Age of High-Resolution Content

This article explores the nature of internet memes and their complex relationship with socio-political and economic structures. Starting with Hito Steyerl's theory of the "poor image," the author argues that memes, as a dominant form of the contemporary poor image, reflect the affective condition of the masses and social reality. The piece critiques the tendency to simplify and personalize cultural phenomena like memes, suggesting this "not that deep" attitude stems from ingrained individualism and anti-intellectualism, hindering systemic critique and solutions to societal problems. The author calls for a critical engagement with cultural trends and collective action to address systemic issues, rather than resorting to individual moral judgment.

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(caitlynclark.substack.com)
Misc internet memes cultural criticism

Oracle Linux: The Unexpected Best Local VM for MacBooks

2025-01-24

The author needed a local Linux environment for Kubernetes development on their MacBook. After struggling with Docker Desktop's high power consumption and sleep issues, they discovered an unexpected solution: Oracle Linux. Oracle Linux, a downstream of Red Hat Enterprise Linux, offers an easy-to-use UTM template. The author details setting up k3s and cert-manager, highlighting Oracle Linux's surprisingly low power consumption in UTM, solving the problems encountered with Docker Desktop. This makes it a superior choice for local development.

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(xeiaso.net)
Development

How Porn Shaped Our Culture

2025-04-27
How Porn Shaped Our Culture

An article in The Atlantic explores the impact of the pornography industry on contemporary culture, particularly its shaping of female representation. The piece argues that porn's rise isn't just about fulfilling sexual desires; it has shaped our cultural understanding, especially manifesting in the stereotypes and mistreatment of women, immigrants, and LGBTQ+ individuals in politics and mainstream culture. The author suggests that certain types of pornography desensitize viewers to cruelty and reinforce male dominance. While sexual openness is seen as empowering, this narrative often obscures the unsavory aspects of the pornography industry. The article also discusses the various forms of pornographic content and their effects on women, and how to counter its negative cultural influence.

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(www.theatlantic.com)
Misc cultural impact female representation

Fei-Fei Li: The Future of AI Vision Lies in 3D

2024-12-12
Fei-Fei Li: The Future of AI Vision Lies in 3D

AI pioneer Fei-Fei Li delivered a keynote at NeurIPS, outlining her vision for computer vision. She argues that true visual intelligence requires moving beyond 2D image processing to 3D spatial understanding. Her startup, World Labs, is focused on giving AI 'spatial intelligence' – the ability to generate, reason within, and interact with 3D worlds. This unlocks creativity and productivity, impacting robotics, VR/AR, and more. Li stresses the need for substantial computing power and data, advocating for increased public sector investment in AI research.

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(spectrum.ieee.org)
AI Computer Vision 3D Spatial Intelligence

National Archives at College Park: Your Guide to Visiting

2025-06-25
National Archives at College Park: Your Guide to Visiting

The National Archives at College Park, MD (8601 Adelphi Road, College Park, MD 20740) research room is open Monday-Friday, 9 a.m. to 5 p.m. Appointments are encouraged but walk-ins are accepted. Contact information: Customer Service 1-866-272-6272, Lost and Found 301-837-2900, Email: [email protected]. For Cartographic, Still Pictures, and Moving Image & Sound consultations and appointments, please contact the specific email addresses listed on their website.

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(www.archives.gov)
Misc Research Room Appointments

Apple's AirPods Live Translation Delayed in EU Due to Regulations

2025-09-12
Apple's AirPods Live Translation Delayed in EU Due to Regulations

Apple's upcoming Live Translation feature for AirPods will be unavailable to EU users initially due to stringent EU regulations. The EU's Artificial Intelligence Act and GDPR impose strict requirements on speech and translation services, requiring Apple to ensure full compliance before enabling the feature for EU accounts. The feature, supporting English, French, German, Portuguese (Brazil), and Spanish, will add more languages later this year. The rollout date for EU users remains unclear.

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(www.macrumors.com)
Tech Live Translation

Dragon Name Generator: Craft Unique Names for Your D&D, Skyrim, and WoW Dragons

2025-01-02

Struggling to name your dragon? DragonNameGenerator.net offers a powerful tool to generate unique dragon names tailored to various games (D&D, Skyrim, WoW, etc.), colors, genders, and even your own name! It covers diverse dragon types and lore, from fiery red dragons to cunning black ones. Specialized generators for D&D, Skyrim, and WoW enhance your gaming experience by providing names perfectly suited to each universe. Create the perfect name for your mythical companion today!

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(dragonnamegenerator.net)
Game dragon name generator gaming role-playing

Samsung and Google's Eclipsa Audio Takes on Dolby Atmos

2025-01-04
Samsung and Google's Eclipsa Audio Takes on Dolby Atmos

Samsung and Google are launching Eclipsa Audio, a new spatial audio format designed to compete with Dolby Atmos. Launching later this year on select YouTube videos, it will be supported on Samsung's 2025 TV and soundbar lineup. Eclipsa Audio offers a royalty-free, open-source alternative to Dolby Atmos, promising similar 3D audio capabilities without licensing fees. This move mirrors Samsung's previous competitive strategies in HDR technology, highlighting their ongoing push for open standards.

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(www.theverge.com)
Tech spatial audio Dolby Atmos

Mastering the Core Math of Machine Learning: From Bayes to Attention

2025-08-28

This blog post provides a comprehensive guide to the most crucial mathematical equations in machine learning, covering probability, linear algebra, and optimization. It explains concepts like Bayes' Theorem, entropy, gradient descent, and backpropagation with clear explanations and Python code examples. Furthermore, it delves into advanced topics such as diffusion processes and the attention mechanism, providing practical implementations. This is an invaluable resource for anyone seeking to understand the core mathematical foundations of machine learning.

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(chizkidd.github.io)
AI math equations

A Programmer's Ode to UNIX: A Love Story in Code

2025-04-05

This retro UNIX magic poster pays homage to a classic piece originally created by Gary Overacre in the mid-1980s. The author shares their formative experience with UNIX during college, working on an HP-UX mainframe and being captivated by its simplicity and power. This project is a personal tribute to UNIX and its lasting impact on their career.

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(unixmagic.net)
Development
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