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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

Thunder Compute: Seeking a Top-Tier Systems Engineer for GPU Virtualization

2025-05-08
Thunder Compute: Seeking a Top-Tier Systems Engineer for GPU Virtualization

Thunder Compute, a Y Combinator-backed startup, is hiring a Systems Engineer to build their VMware for GPUs. Their software eliminates idle GPU cycles through sharing and oversubscription, networking GPUs over IP. This challenging role requires top 0.1% C++ skills, deep understanding of low-level networking and compilers, and experience in latency-sensitive environments. The company is willing to relocate to find the right candidate.

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(www.ycombinator.com)
Development Systems Engineer

Setting Up a Linux Dev Environment on Apple Silicon with UTM

2025-04-17
Setting Up a Linux Dev Environment on Apple Silicon with UTM

This guide demonstrates setting up a Linux development environment on Apple Silicon Macs using UTM virtual machines. After installing UTM and cdrtools via Homebrew, a cloud-init script automates the process of installing essential development tools like Git, Docker, and configuring SSH access. The article walks through creating the VM, importing images, configuring the cloud-init script, and removing temporary drives, resulting in a functional Linux development environment.

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(rkiselenko.dev)
Development

Michael Larabel: The Linux Hardware Guru Behind Phoronix

2025-03-06

Michael Larabel, founder and principal author of Phoronix.com (est. 2004), has dedicated his career to enhancing the Linux hardware experience. He's penned over 20,000 articles on Linux hardware support, performance, graphics drivers, and more. Larabel is also the lead developer of the widely-used benchmarking software Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org.

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(www.phoronix.com)
Tech Hardware Performance

Low-Overhead Statistical Memory Profiling in PyPy: Integrating VMProf and the GC

2025-02-25

This blog post describes a novel approach to low-overhead statistical memory profiling for PyPy. Instead of recording every allocation, it samples every nth allocated byte, cleverly integrating the sampling logic into PyPy's garbage collector's (GC) bump pointer allocator check. This ensures the fast path remains identical with and without memory sampling, minimizing overhead. Experiments demonstrate good performance across various sampling rates, offering finer control and lower overhead for memory profiling.

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(pypy.org)
Development memory profiling

Soviet Family Albums: Silent Witnesses to a Shifting Collective Identity

2025-08-11
Soviet Family Albums: Silent Witnesses to a Shifting Collective Identity

In Visible Presence meticulously examines over 50 Soviet family photo albums, revealing photography's crucial role in constructing and sustaining a shared Soviet identity. The authors uncover a surprising prevalence of strangers within these albums, demonstrating that these images transcended personal narratives to reflect broader socio-political shifts and collective memory. Analyzing both photographs and interviews, the book explores themes of silence, oblivion, and the evolving political significance of imagery across different eras. It offers a nuanced understanding of the interplay between societal repression, personal memory, and the enduring power of images, providing a fresh perspective on photographic and social memory studies.

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(www.publicbooks.org)
Misc Soviet photography social memory collective identity

Headlight Brightness Wars: A Reddit-Fueled Battle Over Tech and Safety

2024-12-17
Headlight Brightness Wars: A Reddit-Fueled Battle Over Tech and Safety

The issue of excessively bright car headlights, particularly those using LEDs, has become increasingly contentious. The subreddit r/FuckYourHeadlights serves as a central hub for frustrated drivers, led by a front-end developer and a mechanical engineer. They're using data, research, and advocacy to pressure automakers and regulators to address the problem. The core argument revolves around auto manufacturers exploiting loopholes in outdated safety regulations to create excessively bright headlights while still meeting minimum standards. The debate centers on balancing brightness, visibility, and glare-related safety risks. While a solution remains elusive, this Reddit-fueled campaign has sparked a crucial conversation about automotive lighting technology and its unintended consequences.

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(www.theringer.com)
Tech LED headlights automotive safety

AI-Driven Drug Discovery: Small Molecule NCT-503 Shows Promise in Treating Alzheimer's

2025-04-28
AI-Driven Drug Discovery: Small Molecule NCT-503 Shows Promise in Treating Alzheimer's

Researchers at UC San Diego used AI to identify a small molecule, NCT-503, that targets the PHGDH enzyme and alleviates Alzheimer's disease progression in mouse models. NCT-503 effectively crosses the blood-brain barrier and significantly improved memory and anxiety symptoms in mice. While limitations exist, such as the lack of a perfect animal model for spontaneous Alzheimer's, the results show significant promise for NCT-503 as a potential therapeutic, paving the way for further development and clinical trials.

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(today.ucsd.edu)
AI AI drug discovery small molecule

FTC's Rulemaking Process Rebuffed: Procedural Irregularities Found

2025-07-09
FTC's Rulemaking Process Rebuffed: Procedural Irregularities Found

The Federal Trade Commission (FTC) faced a setback in the 8th Circuit Court of Appeals, which overturned its new negative option rule due to a lack of preliminary regulatory analysis. The court found the FTC violated the Administrative Procedure Act by failing to conduct a cost-benefit analysis before issuing the proposed rule, depriving industry groups and businesses of adequate participation. This decision raises concerns about transparency and fairness in the FTC's rulemaking process and highlights a significant event in tech regulation.

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(arstechnica.com)
Tech

Airline Safety Videos: A Million-Dollar Gamble on Entertainment vs. Safety

2025-04-07
Airline Safety Videos: A Million-Dollar Gamble on Entertainment vs. Safety

Airlines spend millions on safety videos, evolving from simple demonstrations to elaborate productions featuring celebrities and exotic locations. This article explores the transformation of airline safety videos, examining their shift from purely informative to entertainment-driven marketing tools. While these videos garner massive views and brand benefits, research suggests that highly entertaining videos may hinder passenger retention of crucial safety information. The piece analyzes various airline examples, discussing the economic rationale and safety implications of this trend, raising questions about the balance between entertainment and safety.

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(thehustle.co)
Misc airline safety brand building

Archaeological Find Unveils 14 Memory Safety Approaches, Revolutionizing Programming

2024-12-19

A software engineer unearthed an ancient text in a Mayan city, revealing 14 astonishing memory safety approaches far beyond current programming language understanding. These methods include traditional techniques like borrow checking, reference counting, and garbage collection, alongside unprecedented innovations such as region-based memory management, generational references, and linear reference counting. This discovery not only broadens our comprehension of memory safety but also foreshadows the future direction of programming languages, potentially revolutionizing software development.

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(verdagon.dev)
Development memory safety Mayan civilization

GOG Joins Forces to Preserve Gaming History

2025-01-15
GOG Joins Forces to Preserve Gaming History

GOG announced its joining of the European Federation of Game Archives, Museums and Preservation Projects (EFGAMP), underscoring its commitment to game preservation. GOG has a long-standing dedication to preserving classic games, with its GOG Preservation Program ensuring compatibility for over 100 titles. This collaboration will foster partnerships with museums and international organizations to further advance the preservation of gaming heritage.

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(www.gamingonlinux.com)
Game game preservation

Rainy Day Project: A TinyBASIC to Go Compiler

2025-06-18

Over a rainy weekend, the author built a compiler that translates TinyBASIC code into Go. Leveraging Go's nex (lexer) and goyacc (parser), the project comprises three stages: lexical analysis, parsing, and code generation. The author details the grammar and code generation process, showcasing example programs and outputs. This fun, challenging project demonstrates the practical application of compiler principles.

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(blog.singleton.io)
Development

Google's Datacenter-Scale Liquid Cooling: A Revolution for AI

2025-08-26
Google's Datacenter-Scale Liquid Cooling: A Revolution for AI

The rise of AI has created a significant heat challenge for datacenters. At Hot Chips 2025, Google showcased its massive liquid cooling system designed for its TPUs. This system uses CDUs (Coolant Distribution Units) for rack-level cooling, significantly reducing power consumption compared to air cooling and ensuring system stability through redundancy. Google also employs a bare-die design, similar to PC enthusiast 'de-lidding', to improve the heat transfer efficiency of its TPUv4. This solution not only tackles the immense cooling demands of AI but also points towards a new direction for future datacenter cooling solutions.

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(chipsandcheese.com)
Tech

Migrating Apple Account Purchases: A Comprehensive Guide

2025-02-12

This guide details how to migrate apps, music, and other purchased content from a secondary Apple Account to a primary one. Several prerequisites must be met, including: both accounts must be distinct, have two-factor authentication enabled, be set to the same region, and the secondary account must have a zero balance with no outstanding rentals or pre-orders. The migration process occurs within your iPhone or iPad settings. Afterwards, the secondary account can no longer be used for media and purchases. The guide also lists various reasons why the migration might fail, such as incompatible account types or unusual account status, making it a very helpful resource.

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(support.apple.com)
Development Apple Account Content Migration Account Management

Litestar: An Underrated Python Web Framework

2025-08-07

Litestar is a lightweight, async-first Python web framework that scales exceptionally well even in large projects. Unlike popular frameworks like FastAPI, Litestar prioritizes code scalability, avoiding issues like circular imports and simplifying multi-file application development through its unique route decorator mechanism. Furthermore, its excellent integration with Pydantic, SQLAlchemy, and the Advanced Alchemy library significantly boosts developer productivity, especially when handling database interactions. Its automatic DTO and repository generation features are incredibly convenient. In short, Litestar is a noteworthy Python web framework, particularly well-suited for developers who value maintainable and scalable code.

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(www.b-list.org)
Development

Grayjay App: Follow Creators, Not Platforms

2024-12-20

Grayjay is a multi-platform video player that aggregates content from YouTube, PeerTube, Twitch, and more, eliminating the need to switch between different platforms. Prioritizing user privacy, it stores watch history locally and offers data import/export and auto-backup. Features include a personalized content feed, screen casting, and Harbor integration for connecting with audiences and monetizing content.

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(grayjay.app)
Development video player cross-platform

Mojo: Chris Lattner's Next Big Swing at Revolutionizing Machine Learning Programming

2025-09-05
Mojo: Chris Lattner's Next Big Swing at Revolutionizing Machine Learning Programming

Chris Lattner, creator of LLVM and Swift, discusses his new language, Mojo, with Ron. Mojo aims to make harnessing the full power of modern GPUs productive and fun. The design focuses on making a language easy to use while providing the control needed for state-of-the-art kernel writing. A key concept is requiring programmers to understand hardware details, but making that manageable and shareable through type-safe metaprogramming. The goal is to support specialization for both the computation and the hardware platform. Lattner argues this is necessary to prevent single vendors from dominating the AI computing ecosystem.

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(signalsandthreads.com)
Development

Engineering Leadership: A Monthly/Quarterly System Health Check

2025-09-13

This post proposes a 2-4 hour system health check for engineering teams to conduct monthly or quarterly. The check assesses system quality across dimensions like reliability, performance, cost, delivery, security, simplicity, and organizational structure. Thought-provoking questions guide reflection on the system's current state, moving beyond mere metrics to identify and address underlying issues. The goal is to improve overall system quality and team effectiveness.

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(blog.nilenso.com)
Development system health check

Thousands Trapped After Myanmar Scam Center Rescue: A Humanitarian Crisis Unfolds

2025-03-10
Thousands Trapped After Myanmar Scam Center Rescue: A Humanitarian Crisis Unfolds

Thousands of young men and women rescued from Myanmar's scam centers find themselves trapped in overcrowded detention facilities, facing a humanitarian crisis. Despite a large-scale operation involving Thai, Chinese, and Myanmar authorities, repatriation efforts are slow, leaving many stranded without adequate medical care or food. The rescue highlights the rampant issue of cross-border cyber scams and the need for greater international cooperation to combat this criminal industry. Many victims, initially lured by promises of lucrative jobs, endured brutal conditions, including beatings and starvation, before their release.

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(apnews.com)
Misc cyber scams humanitarian crisis

Norway's Sovereign Wealth Fund: A Petrodollar Powerhouse

2025-02-01
Norway's Sovereign Wealth Fund: A Petrodollar Powerhouse

After claiming sovereignty over the Norwegian Continental Shelf in 1963, Norway discovered vast oil reserves. In 1990, the Government Petroleum Fund was established to invest this wealth in a diverse portfolio of assets. Today, this fund is the world's largest sovereign wealth fund, boasting over $1.78 trillion in assets – equivalent to over $319,900 per Norwegian citizen. While equities constitute the majority of the fund's value, Norges Bank Investment Management (NBIM) has increasingly allocated capital to renewable energy infrastructure. Ironically, Norway's ambitious green transition, including its near-complete shift to electric vehicles, is fueled by trillions in petrodollars.

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(sherwood.news)
Startup Sovereign Wealth Fund Oil Investment

Obscura: A Next-Gen VPN Using 2-Party Relays and QUIC

2025-02-11
Obscura: A Next-Gen VPN Using 2-Party Relays and QUIC

Existing consumer VPNs suffer from significant trust and privacy issues, as VPN providers act as a man-in-the-middle, seeing both user personal info and browsing history. Obscura VPN solves this by using a 2-party relay architecture and a QUIC-based VPN protocol. The 2-party relay separates "who you are" from "what you do," ensuring that even if one relay is compromised, not all user information is leaked. QUIC disguises VPN traffic as HTTP/3 traffic, bypassing network filters and avoiding the performance degradation of TCP over TCP. Obscura partners with Mullvad as its exit node and open-sources its app's entire source code, aiming for an open and private internet.

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(obscura.net)
Tech

Building a Polite and Fast Web Crawler: Lessons Learned

2025-01-05

Mozilla engineer Dennis Schubert found that 70% of Diaspora's server load stemmed from poorly-behaved bots, with OpenAI and Amazon contributing 40%. This article details the author's experience building a polite and fast web crawler, covering rate limiting, respecting robots.txt, minimizing refetching, and efficient enqueuing. Using Python and gevent, the author assigns a coroutine per domain for rate limiting and leverages Postgres for efficient queue management and deduplication. This design allows for fast and efficient crawling while respecting target websites.

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(cameronboehmer.com)
Development web crawler rate limiting concurrency

LLMs Are Surprisingly Cheap to Run

2025-06-09

This post challenges the widespread misconception that Large Language Models (LLMs) are prohibitively expensive to operate. By comparing the costs of LLMs to web search engines and citing various LLM API prices, the author demonstrates that LLM inference costs have dropped dramatically, even being an order of magnitude cheaper than some search APIs. The author also refutes common objections to LLM pricing strategies, such as price subsidization and high underlying costs, and points out that the real cost challenge lies in the backend services interacting with AI, not the LLMs themselves.

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(www.snellman.net)
AI Cost Analysis

LLM-powered AI Agents Fail to Meet Expectations in CRM Tests

2025-06-16
LLM-powered AI Agents Fail to Meet Expectations in CRM Tests

A new benchmark reveals that Large Language Model (LLM)-based AI agents underperform on standard CRM tests, particularly regarding confidentiality. Salesforce research shows a 58% success rate for single-step tasks, plummeting to 35% for multi-step tasks. Critically, these agents demonstrate poor awareness of confidential information, negatively impacting performance. The study highlights limitations in existing benchmarks and reveals a significant gap between current LLM capabilities and real-world enterprise needs, raising concerns for developers and businesses relying on AI agents for efficiency gains.

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(www.theregister.com)
AI

Pimosa: All-in-One Video, Photo, & Music Editing App

2025-01-04
Pimosa: All-in-One Video, Photo, & Music Editing App

Pimosa is an all-in-one video, photo, and music editing app for macOS and Windows boasting over 20 tools. Features include video compression, conversion, resizing, merging, flipping, rotating, and speed adjustment; audio conversion, merging, extraction, and metadata editing; and image compression, conversion, resizing, and basic editing. Batch processing, built-in players, and a clean UI are highlights. User reviews are overwhelmingly positive, praising its efficiency and convenience.

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(pimosa.app)
Development video editing image editing audio editing

Threads of God: Sardinia's Rarest Pasta

2024-12-24
Threads of God: Sardinia's Rarest Pasta

Su filindeu, literally "Threads of God," is arguably the world's rarest pasta. Made only twice a year by three women in Sardinia, this intricate pasta requires a 20-mile pilgrimage for devotees to partake in the biannual Feast of San Francesco. The simple ingredients—semolina, water, and salt—belied by an impossibly complex creation process that has baffled even Barilla engineers and celebrity chef Jamie Oliver. The resulting delicate strands, served in a mutton broth with pecorino cheese, represent more than just a culinary delicacy; they are a testament to a 200-year-old tradition and a unique cultural symbol of Sardinia.

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(www.atlasobscura.com)
Misc Food Culture Pasta

Google Unveils Gemini 2.5: A Giant Leap in AI Reasoning

2025-03-25
Google Unveils Gemini 2.5: A Giant Leap in AI Reasoning

Google has introduced Gemini 2.5, its most intelligent AI model yet. The experimental 2.5 Pro version boasts top performance across various benchmarks, achieving the #1 spot on LMArena by a considerable margin. Gemini 2.5 models are 'thinking' models, capable of reasoning through their responses, leading to enhanced accuracy and performance. This reasoning extends beyond simple classification and prediction, encompassing information analysis, logical conclusions, contextual understanding, and informed decision-making. Building on prior work with reinforcement learning and chain-of-thought prompting, Gemini 2.5 represents a significant leap forward, combining a vastly improved base model with enhanced post-training. Google plans to integrate these thinking capabilities into all future models, enabling them to tackle more complex problems and support more sophisticated agents.

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(blog.google)
AI

olduse.net: A Continuously Updated Delayed Usenet Archive

2025-03-02
olduse.net: A Continuously Updated Delayed Usenet Archive

olduse.net is a unique Usenet archive project that adds a new port each year, with a one-year delay. The post details the project's history from 2011 to 2021 and how Adam Sjøgren took over and continues to maintain it. Now, users can access Usenet article archives with varying delays through multiple ports, experiencing the charm of Usenet's past. This isn't just a technical project; it's a continuation of an interactive art piece.

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(olduse.net)
Misc Archive Interactive Art
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