Quantum Entanglement Experiment: Ghosts of Time Travel?

2025-02-27
Quantum Entanglement Experiment: Ghosts of Time Travel?

This article delves into the delayed-choice quantum eraser experiment conducted by Kim et al. in 1999. The experiment seemingly demonstrates that photons can influence their past behavior through quantum entanglement, sparking debate about time travel. The author provides a detailed analysis, arguing that the results don't support backward time travel but stem from a misunderstanding of the probabilistic nature of light waves. The article emphasizes that photons always travel as waves, and the apparent particle behavior is a result of localized energy manifestations on the wavefront. The seemingly paradoxical results are explained as stemming from a lack of understanding of probability and wave interference. The author ultimately refutes the concept of wave-particle duality, arguing it's an illusion created by differences in observation methods.

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Decoding UFOs: A Religious Historian's Personal Journey

2025-05-02
Decoding UFOs: A Religious Historian's Personal Journey

This book, written by a distinguished historian of religion, attempts to explain the long-standing American fascination with UFOs by combining religious studies and Jungian psychology. Using the author's own teenage obsession with UFOs as a starting point, the book explores the psychological mechanisms behind UFO sightings, arguing that many incidents result from the interplay of real phenomena, personal psychology, and cultural archetypes, rather than visits from extraterrestrial spacecraft. The book analyzes several famous cases, including Roswell and the Hill abduction, delving into Jung's theory of the collective unconscious to offer a unique perspective on the UFO phenomenon.

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Oracle's JavaScript Trademark Case: A Fight for Open Source

2025-06-29
Oracle's JavaScript Trademark Case: A Fight for Open Source

The creator of Node.js is fighting Oracle's claim to the "JavaScript" trademark. While a fraud claim was dismissed, the core dispute lies in the trademark's genericness and abandonment. The plaintiff argues "JavaScript" is a generic term, not an Oracle brand, and Oracle's use of a Node.js website screenshot as evidence further fuels the controversy. The case will proceed, with Oracle required to respond to allegations of genericness and abandonment. The outcome will determine whether "JavaScript" is freed from trademark restrictions and returned to the community.

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Development

40 Years of FPGAs: From 64 Logic Blocks to 8.9 Million

2025-06-23
40 Years of FPGAs: From 64 Logic Blocks to 8.9 Million

This year marks the 40th anniversary of the FPGA. Starting with the Xilinx XC2064 in 1985, boasting a mere 64 configurable logic blocks, the technology has exploded. Today's AMD FPGAs (Xilinx's successor) contain 8.9 million system logic cells, millions of flip-flops and lookup tables, and incorporate advanced features like Arm processor cores and high-speed transceivers. This article traces the FPGA's journey, from early Boolean expression programming to modern HDL development and automated place-and-route, showcasing how FPGAs revolutionized digital logic design and are now integral to everything from submarines to space exploration.

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Square Theory: A Unified Framework for Crossword Puzzles, Branding, and Jokes

2025-05-27
Square Theory: A Unified Framework for Crossword Puzzles, Branding, and Jokes

The story begins in Crosscord, a Discord server for crossword enthusiasts. A phenomenon called "double doubles," pairs of word pairs with interesting relationships (like synonyms), emerged, exhibiting a 'square' structure. This structure isn't limited to crosswords; it's found in branding, jokes, and even research paper titles. The author calls it "square theory," arguing that the closure and coincidental nature of this structure make it inherently compelling. The theory illuminates successful crossword themes, brand names, and the structure of clever jokes, highlighting the satisfying feeling of completion inherent in this square arrangement.

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Three.js Dynamic LOD: A Nanite-Inspired Approach

2025-02-07
Three.js Dynamic LOD: A Nanite-Inspired Approach

This project attempts to reproduce a dynamic LOD system in Three.js, similar to Unreal Engine 5's Nanite. It starts by clustering a mesh into meshlets, grouping adjacent meshlets, merging them (shared vertices), simplifying the mesh using meshoptimizer (halving triangles, max 128), and finally splitting it (currently into 2, aiming for N/2). The project is early-stage; future work includes improving LODs, DAG cuts, and streaming geometry to the GPU. Research includes Nanite, multiresolution structures, and batched multi-triangulations.

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Development

The High Cost of Work: Is It Worth It?

2025-02-11
The High Cost of Work: Is It Worth It?

This essay challenges the conventional understanding of 'work' in contemporary capitalism. The author argues that work, far from being purely productive, transforms biosphere resources into market-driven commodities, exacerbating wealth inequality and causing environmental damage and personal suffering. The essay calls for a reevaluation of work's purpose, advocating a life guided by personal fulfillment and social harmony rather than the relentless pursuit of profit.

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My Failed Promotion: 3 Onboarding Mistakes That Cost Me a Year

2025-08-30
My Failed Promotion: 3 Onboarding Mistakes That Cost Me a Year

In 2021, the author switched from NCR to Splunk, aiming for a promotion. However, three years later, they remained in the same position. The article details three key mistakes: 1. Defining success based on hearsay rather than concrete facts and company metrics; 2. A rushed onboarding approach that disregarded the company culture, creating conflict with team members; and 3. Failure to effectively communicate progress and align with senior leadership. The author learned to focus on fundamental onboarding rather than immediate promotion. This provides valuable insight into navigating career transitions and building success in a new environment.

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Startup onboarding

Indie Animation 'Flow' Scores Upset Golden Globe Win

2025-01-07
Indie Animation 'Flow' Scores Upset Golden Globe Win

Latvian director Gints Zilbalodis' 'Flow' pulled off a major upset, winning the Golden Globe for Best Animated Feature. Made on a modest $3.7 million budget, the Latvian, Belgian, and French co-production beat out Disney/Pixar blockbusters and other big-budget contenders. The film, a post-apocalyptic tale of animals surviving a biblical flood, showcased the growing inclusivity of the Golden Globes towards independent and international cinema. 'Flow's' win is also a testament to the power of open-source software, as it was created using Blender, a first for a Golden Globe winner in this category. Zilbalodis' acceptance speech highlighted the significance of this win for the small Latvian film industry and his personal journey of learning collaboration.

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AWS Launches European Sovereign Cloud Amidst Data Sovereignty Concerns

2025-06-03
AWS Launches European Sovereign Cloud Amidst Data Sovereignty Concerns

Responding to growing European distrust of American hyperscalers, Amazon Web Services (AWS) announced a new European organization boasting strong technical controls, sovereign assurances, and legal protections. This move addresses rising data sovereignty concerns fueled by US government policies and actions, leading European businesses to question storing data with US tech giants. The new European Sovereign Cloud will feature a locally controlled parent company and three German subsidiaries, along with an independent advisory board and security operations center to ensure data security and sovereignty. However, despite these measures, AWS remains subject to US law, potentially limiting its ability to fully protect customer data from government access.

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Tech

Anonymous Leaks 10TB of Russian Data: A Turning Point in Cyber Activism?

2025-04-16
Anonymous Leaks 10TB of Russian Data: A Turning Point in Cyber Activism?

The Anonymous collective recently leaked 10TB of data on Russia, including information on all businesses operating in Russia, Kremlin assets in the West, and pro-Russian officials. This event has garnered global attention and marks a new phase in cyber activism. The scale and implications of the data leak are unprecedented, potentially having profound impacts on international trade, investment, and geopolitics. The action has sparked intense debate among supporters and critics, highlighting the importance of cybersecurity, information warfare, and the power of information in the digital age.

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Org-social: A Decentralized Social Network Built on Org Mode

2025-08-14
Org-social: A Decentralized Social Network Built on Org Mode

Org-social is a decentralized social network running on an Org Mode file served over HTTP. Users create a `social.org` file, add personal info and posts, and upload it to a web server. Simple, registration-free, and database-less, it leverages Org Mode's features for posting, replying, mentions, polls, and more, while remaining compatible with various text editors. Its core values are simplicity, accessibility, decentralization, and adherence to Org Mode principles.

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Development org mode

Anthropic's Claude Browser Extension: A Controlled Test for AI Safety

2025-08-27
Anthropic's Claude Browser Extension: A Controlled Test for AI Safety

Anthropic is testing a Chrome extension that allows its AI assistant, Claude, to interact directly within the browser. While this greatly enhances Claude's utility, it introduces significant safety concerns, primarily prompt injection attacks. Red-teaming experiments revealed a 23.6% attack success rate without mitigations. Anthropic implemented several safeguards, including permission controls, action confirmations, and advanced classifiers, reducing the success rate to 11.2%. Currently, the extension is in a limited pilot program with 1000 Max plan users to gather real-world feedback and improve safety before wider release.

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AI

Arch Linux Under Week-Long DDoS Attack

2025-08-24
Arch Linux Under Week-Long DDoS Attack

The popular Arch Linux distribution is under a week-long distributed denial-of-service (DDoS) attack targeting its main website, AUR, and forums. The attacker's motive is unknown. The Arch team is actively working with its hosting provider to mitigate the attack and evaluating DDoS protection options. While Arch is known for its technical difficulty, the attack causes inconvenience to the community. Users can obtain packages via the pacman-mirrorlist package or GitHub to work around service outages.

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Tech

Neat Zig Idiom: Partially Matching Enums

2025-08-09

Zig offers an elegant solution for handling partial matching in enums, avoiding redundant code and runtime panics. The article details a clever technique using `inline` and `comptime unreachable` to allow the compiler to check for unnecessary `else` branches at compile time, improving code robustness and readability. This is particularly useful when dealing with numerous enum variants, significantly simplifying code logic.

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Development Compile-time checks

Google Duplex: AI Makes Convincing Phone Calls

2025-01-02

Google Duplex is a groundbreaking AI assistant capable of conducting incredibly natural-sounding phone conversations. It mimics human speech patterns, including filler words like "um" and "uh," making interactions remarkably realistic. This technology allows Duplex to independently make appointments, book reservations, and handle various daily tasks, representing a significant leap forward in natural language processing and voice interaction. However, its capabilities have also sparked ethical concerns regarding transparency and potential misuse.

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Local LLMs vs. Offline Wikipedia: A Size Comparison

2025-07-20

An article in MIT Technology Review sparked a discussion about using offline LLMs in an apocalyptic scenario. This prompted the author to compare the sizes of local LLMs and offline Wikipedia downloads. The results showed that smaller local LLMs (like Llama 3.2 3B) are roughly comparable in size to a selection of 50,000 Wikipedia articles, while the full Wikipedia is much larger than even the largest LLMs. Although their purposes differ, this comparison reveals an interesting contrast in storage space between local LLMs and offline knowledge bases.

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AI

BMW Challenges EU's 2035 Combustion Engine Ban

2025-09-11
BMW Challenges EU's 2035 Combustion Engine Ban

BMW's CTO, Joachim Post, strongly criticizes the EU's plan to ban the sale of combustion engine cars by 2035. He argues the ban ignores consumer preferences, charging infrastructure limitations, and energy prices, potentially crippling the European auto industry. While EV sales are growing in Europe, they still represent a small percentage of the market. BMW emphasizes offering customers a choice between combustion and electric vehicles, believing the ultimate decision should rest with consumers, not the EU. This highlights the conflict between legacy automakers and EU policies, and raises concerns about the future of the automotive industry.

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Chrome's AI-Powered Password Savior: Auto-Replacing Compromised Credentials

2025-02-11
Chrome's AI-Powered Password Savior: Auto-Replacing Compromised Credentials

A new AI feature in Chrome Canary automatically replaces passwords compromised in data breaches. When Chrome detects a leaked password, it offers to generate and store a stronger replacement upon login. This simplifies password management and enhances security, with passwords encrypted within Google's Password Manager. The feature is currently experimental and requires enabling specific flags in Chrome's settings.

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Tech

Farting MacBook: Introducing FartScrollLid

2025-09-12
Farting MacBook:  Introducing FartScrollLid

Meet FartScrollLid, a hilarious macOS app that transforms your MacBook's lid into a fart machine! Leveraging the built-in lid angle sensor, it plays dynamic fart sounds whose pitch and volume change based on how quickly and how far you open or close the lid. Open-source and easy to build, it's a fun project showcasing creative use of MacBook sensors. Get ready for some laughs!

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Game

Jack London's Biased Reporting: The Jeffries-Johnson Fight

2025-04-01
Jack London's Biased Reporting: The Jeffries-Johnson Fight

In 1910, Jack London covered the Jeffries-Johnson boxing match in the US, producing numerous articles analyzing the fighters' tactics and personalities from various angles. Despite witnessing Johnson's decisive victory in Sydney, London employed racist rhetoric, portraying Johnson's skill as a liability, suggesting his sophistication prevented him from being champion. He depicted Jeffries as a more 'savage' warrior, inverting typical racial stereotypes, yet Johnson still emerged negatively portrayed, highlighting the inherent bias in London's reporting.

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The UK's Electrifying History: From Chaos to Nationalization and Back

2025-06-16
The UK's Electrifying History: From Chaos to Nationalization and Back

This article chronicles the evolution of the UK's electricity system from its chaotic beginnings in the late 19th century to its current state. Initially, local electricity companies operated independently, resulting in inconsistent voltage and frequency, and low efficiency. World War I exposed the criticality of this fragmented system, leading to government-driven efforts toward regional interconnection. Despite the 1919 Electricity (Supply) Act, progress was slow due to local protectionism and the lack of enforcement power. A 1925 inquiry highlighted the severity of the situation, paving the way for a large-scale national grid. After World War II, the grid was nationalized, only to be privatized under Margaret Thatcher's government, leading to ongoing debate. The article uses the UK's century-long electricity journey as a case study to explore the influence of government regulation, market competition, and technological advancements on energy systems.

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Wasm GC Isn't Ready for Realtime Graphics

2025-01-18

David Thompson's blog post highlights significant performance issues with Wasm GC in realtime graphics. The core problem stems from the opacity of Wasm GC heap objects to the host JavaScript environment. This necessitates byte-by-byte data copying for WebGL rendering, severely impacting performance. In contrast, Wasm linear memory offers direct JavaScript access and superior efficiency. Thompson explores workarounds, finding none satisfactory. He urges the Wasm community to address these limitations to avoid hindering technologies like WebGPU.

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Development Real-time Graphics

FOKS: Secure Data Access via Simple Key Hierarchy

2025-07-11

FOKS secures data access using a simple key hierarchy. Base-level keys include user device keys, backup keys, and YubiKeys. Each user has multiple per-user keys (PUKs) whose seed secrets are encrypted with all available base-level keys. Removing a base-level key rotates PUKs. Team keys (PTKs) function similarly, shared among team members (users or sub-teams) and encrypted with member keys. This hierarchy ensures only authorized devices, teams, and users can access data.

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Development key management

Boycott IETF 127: Safety Concerns in the US

2025-03-21
Boycott IETF 127: Safety Concerns in the US

The IETF's decision to hold its 127th meeting in San Francisco has sparked a boycott due to serious safety concerns for attendees traveling to the US. The article highlights numerous documented cases of individuals, including scientists, tourists, and even those with green cards, being detained and subjected to inhumane conditions at the US border due to their nationality, political beliefs, or other factors. Citing RFC 8718 and RFC 9137, which emphasize inclusivity and safety in venue selection, the call to boycott aims to pressure the IETF to relocate the meeting. Hundreds have already signed in support, including those unable to travel, those refusing attendance, and those voicing solidarity.

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System76's Thelio Astra: A 128-Core Arm Beast

2025-01-03

System76 unleashed its first workstation-class Arm PC, the Thelio Astra, featuring a monstrous 128-core Ampere Altra Max CPU. Jeff Geerling's extensive review covers benchmarks on both Ubuntu and Windows 11, revealing the Astra's dominance in multi-core performance, even achieving an unofficial world record in Cinebench 2024. While Windows 11 GPU support lags, Linux gaming shines. The high price tag is offset by impressive performance and System76's renowned support, making it a compelling option for professionals, particularly in automotive development.

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Hardware

RoureXOS 2.0: A Lightweight OS Rewritten in Rust

2025-06-19
RoureXOS 2.0: A Lightweight OS Rewritten in Rust

The RoureXOS operating system has been rewritten in Rust for its second iteration. This lightweight OS can run in the QEMU emulator (using the provided ISO image) and on x86_64 bare metal (booting from USB). Detailed instructions cover dependency installation, kernel compilation, ISO image creation, QEMU emulation, and even networking using SLIP. The clear steps make it easy to experience this new OS.

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Development

Security Vulnerabilities Stemming from Dart/Flutter's Weak PRNG

2024-12-13
Security Vulnerabilities Stemming from Dart/Flutter's Weak PRNG

Zellic's research uncovered multiple security vulnerabilities caused by a weak pseudorandom number generator (PRNG) in Dart/Flutter. A flaw in the initialization of the `Random()` function within the Dart SDK resulted in insufficient entropy in generated keys, making them susceptible to brute-force attacks. This allowed attackers to easily gain access to the Dart Tooling Daemon, enabling them to read or write workspace files and even execute arbitrary code. Furthermore, Proton Wallet and SelfPrivacy projects were also affected by this weak PRNG, experiencing encryption vulnerabilities and predictable password issues, respectively. While the vulnerability has been patched, developers are urged to exercise caution when using the `Random()` function and utilize `Random.secure()` when cryptographically secure random numbers are required.

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Wi-Fi and Radar Interference: The Challenges of DFS

2024-12-30
Wi-Fi and Radar Interference: The Challenges of DFS

This article explores the interference issues between Wi-Fi networks and radar systems in the 5GHz band. Since Wi-Fi operates on unlicensed spectrum, proximity to airports or other radar-using facilities can lead to interference, causing device dropouts. Dynamic Frequency Selection (DFS) aims to mitigate this, but its implementation isn't seamless. DFS can cause brief Wi-Fi access point outages, impacting user experience. The article suggests avoiding UNI II band DFS channels near radar facilities or using newer APs and the UNI II extended band to minimize problems.

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How Modern CPUs Efficiently Predict Bytecode Interpreter Loops

2025-07-05

While investigating the performance of a new Python interpreter, the author discovered that modern CPUs can efficiently predict indirect jumps within bytecode interpreter loops. This is achieved through advanced branch predictors like TAGE and ITTAGE. These predictors map the program counter (PC) and its history to past execution behavior, using multiple tables with geometrically increasing history lengths to dynamically choose the best prediction. The author explores applying ITTAGE's principles to coverage-guided fuzzing and program state exploration, suggesting it could lead to better understanding and exploration of interpreters and similar programs.

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