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Reverse Engineering the Commodore 64 Freezer Cartridge: A Deep Dive

2025-06-14

This article delves into the reverse engineering of Commodore 64 freezer cartridges, such as the Final Cartridge III. These cartridges leverage the C64's Ultimax mode and NMI interrupts to achieve functionalities like freezing programs, applying cheat codes, and saving game states. The article meticulously explains the technical challenges of the freezing process, such as coordinating 6502 CPU instruction cycles with Ultimax mode activation, and how limited memory resources are utilized for displaying menus and managing state backups. The author also analyzes the cartridge's backup mechanisms and game trainer functionality, praising the developers' deep understanding of the C64 hardware and their masterful coding skills.

(www.pagetable.com)

Hardware Freezer Cartridge

Sunlight-Powered Flight: Battery-Free Atmospheric Explorers

2025-08-16

Sunlight-Powered Flight: Battery-Free Atmospheric Explorers

Harvard researchers have designed a battery-free, miniature flying device that uses sunlight for propulsion, allowing it to levitate in the upper atmosphere. The device consists of two ultrathin layers of aluminum oxide, generating lift through a thermal difference created by sunlight and a clever hole design, acting like a miniature 'solar-powered helicopter'. This technology promises to explore understudied regions of Earth's atmosphere, even the edge of space, opening new avenues for atmospheric science research.

(www.nature.com)

Tech flying device atmospheric exploration

Hyundai Deploys Boston Dynamics' Atlas Robots in US Factory

2025-05-06

Hyundai Deploys Boston Dynamics' Atlas Robots in US Factory

Hyundai Motor Group is deploying Boston Dynamics' Atlas humanoid robots at its Metaplant America facility in Georgia to boost factory automation. This marks a significant step in Hyundai's partnership with Boston Dynamics to scale robotic manufacturing and design. The move is part of Hyundai's $21 billion US investment plan aimed at increasing efficiency and lowering costs, partly in response to tariffs. Despite a global sales dip last year, Hyundai's US sales rose 4% to 1.9 million units. Hyundai plans to produce 300,000 electric and hybrid vehicles annually at the facility, eventually scaling up to 500,000.

(interestingengineering.com)

Tech Robots

ThinkPad's Iconic TrackPoint is Gone (From Some Models)

2025-01-19

ThinkPad's Iconic TrackPoint is Gone (From Some Models)

Lenovo has removed the iconic TrackPoint from its new ThinkPad X9 Aura Edition laptops. While the TrackPoint will remain in other ThinkPad models, this decision marks a significant shift. Lenovo argues the TrackPoint, a legacy design, doesn't resonate with all demographics in a predominantly touchpad world. The new Aura Edition laptops boast Intel's Lunar Lake processors, premium OLED displays, and local AI powered by Meta's Llama 3.0, aiming for broader market appeal.

(www.pcworld.com)

Hardware

Flock Safety's Nationwide Surveillance Network: A Privacy Nightmare?

2025-09-04

Flock Safety's Nationwide Surveillance Network: A Privacy Nightmare?

Flock Safety is deploying automatic license plate recognition (ALPR) cameras across the US, creating a massive surveillance network spanning thousands of cities. The system allows private users to create 'hotlists' and cross-references plates against police and FBI databases, raising serious privacy concerns. Its ability to track individuals' movements and widespread use by law enforcement, potentially for political persecution, is alarming. The article urges opposition to this mass surveillance, suggesting legislative action, public engagement, and limitations on data retention, sharing, and database usage to protect civil liberties.

(www.aclu.org)

Tech

The Ultimate Office Snack Review: Grapes Reign Supreme!

2025-02-24

The Ultimate Office Snack Review: Grapes Reign Supreme!

An employee conducted a comprehensive review of office snacks, rating them across four dimensions: taste, productivity impact, logistics, and social impact. Bananas, beef jerky, someone else's lunch, a protein bar, a fruit bar, grapes, a granola bar, and a lemon were all put to the test. Grapes emerged as the champion, scoring perfectly across the board due to their taste, productivity boost, convenience, and positive social impact. The humorous review offers a fresh perspective on office snack selection.

(www.getlago.com)

Misc office snacks food review

EU Sanctions Ineffective: Russian Cyberattack Actors Evade Sanctions

2025-09-12

In May 2025, the European Union sanctioned the owners of Stark Industries Solutions Ltd., a bulletproof hosting provider that facilitated Kremlin-linked cyberattacks and disinformation campaigns. However, new findings reveal the sanctions had little impact. Stark cleverly rebranded and transferred assets to affiliated entities, continuing operations. The owners, tipped off before the sanctions, moved operations to PQ Hosting Plus S.R.L. and MIRhosting, using new brand names like the[.]hosting and WorkTitans BV. Investigations linked the Dutch company MIRhosting and its owner Andrey Nesterenko to Russian-backed cyberattacks, while Youssef Zinad, seemingly controlling WorkTitans BV, maintains close ties with MIRhosting. The operation appears to be a sophisticated scheme to evade sanctions, highlighting the complexities of combating cybercrime.

(krebsonsecurity.com)

Tech russian cyberattacks

PeerTube 7.1 Released: Enhanced Discoverability and Stability

2025-03-18

PeerTube 7.1 Released: Enhanced Discoverability and Stability

PeerTube version 7.1 is out, boasting significant improvements. Updates include a redesigned "About" page for clearer platform information; enhanced platform identification to easily understand video origins; improved Podcast 2.0 support for podcast app subscriptions; a default-enabled new view protocol for increased concurrent viewers; Mastodon account verification for enhanced trust; and a revamped P2P media loader for improved live stream stability.

(joinpeertube.org)

Development Video Platform

Pico-8 Fantasy Console Demo: Multi-Cartridge Game Shown at Revision

2025-04-19

A Pico-8 demo, utilizing multi-cartridge technology, was showcased at this year's Revision demoparty's "fantasy console" competition. Currently only viewable online, the full source code is available for download on Pouet. Accompanying YouTube videos showcase the game and its music creation process. The demo runs within Pico-8, downloading necessary data carts from the BBS. Some effects have also been released as standalone files.

(www.lexaloffle.com)

Game demo

From Clocks to Chaos: Unraveling Physiological Rhythms

2025-05-31

From Clocks to Chaos: Unraveling Physiological Rhythms

Two leading researchers in physiology delve into the core theoretical questions surrounding physiological rhythms, offering a significant contribution to chaos theory. The book explores rhythm generation, initiation, termination, perturbation effects, and spatial organization of oscillations. Accessible to biologists, physicians, physicists, and mathematicians alike, it requires no advanced math. The authors highlight the link between variations in rhythms and disease, introducing the concept of 'dynamical diseases' – illnesses not caused by pathogens but by disruptions in essential bodily timing. 'From Clocks to Chaos' provides a strong foundation for understanding dynamic processes in physiology.

(press.princeton.edu)

Tech Physiological Rhythms Chaos Theory Dynamical Diseases

Making a JavaScript-Optional Online Board Game: A Case Study in Progressive Enhancement

2025-08-23

This article details how an online board game website achieved fully optional JavaScript functionality using server-side rendering, standard HTML elements, and URL parameters. The author replaced real-time updates with page auto-refresh, and used native HTML elements for dropdown menus and modals. While increasing server load and code complexity, this approach improved initial page load speed and site robustness, yielding unexpected benefits like more semantically correct HTML. However, the author concludes the extra effort isn't worthwhile unless targeting a very JavaScript-averse audience, and plans to eventually remove the extra code.

(bejofo.com)

Development JavaScript-Optional

Spatially Enabling a Millennial Global City Population Dataset

2025-06-18

Spatially Enabling a Millennial Global City Population Dataset

This paper details the creation of a massive global city population dataset integrating the work of Chandler and Modelski, spanning 3700 BC to 2000 AD. The original data, residing in print books and disparate digital formats, presented significant digitization and spatialization (geocoding) challenges. OCR attempts failed due to font and page quality issues, necessitating manual transcription. Geocoding leveraged CartoDB, GeoNames, the Ancient Locations database, and the Getty Thesaurus, with manual verification crucial for accuracy. The final dataset contains 1599 city locations, offering broad global and temporal coverage, yet limitations remain: data sparsity, ambiguous city definitions, and uncertainties in ancient city locations. Despite these, the digitized and spatialized dataset offers readily accessible data for researchers (historians, geographers, ecologists, etc.) to analyze global urbanization trends.

(www.nature.com)

Misc historical population data data digitization

Dan Brown's Inferno: A Bestselling Author's Worries and Triumphs

2025-02-02

Dan Brown's Inferno: A Bestselling Author's Worries and Triumphs

Bestselling author Dan Brown calls his agent, John, worried about the critical reception of his new book, Inferno. John reassures him, focusing on the millions of fans and the vast wealth his success has brought. Dan reflects on his accomplishments, including his prized Van Gogh painting and Shakespeare first edition. He returns to writing the Robert Langdon series, inspired by Dante's Inferno, with sequels already planned. He ends the day happily with his wife, even contemplating a future foray into romantic poetry.

(onehundredpages.wordpress.com)

Misc Dan Brown Inferno Bestseller

Hacking the Clock: How Scientists Are Reviving Ancient Forests

2025-03-10

Hacking the Clock: How Scientists Are Reviving Ancient Forests

Britain faces a biodiversity crisis, with the decline of ancient oak trees threatening countless species. This article explores how scientists are using technology—from laser scanning and microbial injections to artificial wounding—to accelerate the development of features in young trees that mimic the habitats found in centuries-old giants. This 'veteranization' process, while seemingly destructive, speeds up the natural creation of hollows and decay crucial for supporting diverse ecosystems, bridging the centuries-long gap between young and ancient trees, and offering hope for endangered species.

(www.noemamag.com)

Tech

AMA with AI Expert William J. Rapaport: The Future of AI and the Turing Test

2025-03-06

AMA with AI Expert William J. Rapaport: The Future of AI and the Turing Test

On March 27th, we'll be hosting a discussion with Professor William J. Rapaport, a renowned AI expert from the University at Buffalo, with appointments across CS, Engineering, Philosophy, and Linguistics. Professor Rapaport, author of the seminal book "Philosophy of Computer Science," and several key papers including recent work on AI's success and Large Language Models in relation to the Turing Test, will be available to answer your questions. Submit your questions via this form! This is a rare opportunity to engage directly with a leading AI researcher.

(docs.google.com)

AI Expert Q&A

From Prison to Programming: A Redemption Story

2025-06-24

h5law shares his incredible journey from battling addiction, mental health struggles, and imprisonment to finding redemption through programming. While incarcerated, he discovered a passion for learning, teaching himself computer science, Bitcoin, and Solidity. Now free, he continues his studies in programming, philosophy, and theology, intending to document his learning and projects on this blog. This is an inspiring tale of self-redemption and unwavering pursuit of knowledge.

(h5law.com)

Misc programming journey

PyTorch Model with Metal Acceleration: Performance and Correctness

2025-09-04

This article presents a PyTorch-based model that attempts to leverage Metal for accelerated computation while providing pure PyTorch fallbacks to guarantee correctness. The model's core involves complex calculations including matrix multiplications, cumulative sums, and exponentiation. To enhance performance, the authors attempt to use Metal for custom kernels, but fall back to a pure PyTorch implementation if the Metal extension isn't available. This design ensures compatibility and reliability across different hardware platforms, offering developers a solution that balances performance and correctness.

(gimletlabs.ai)

Development Model Acceleration

Jujutsu: A Game-Changing Version Control System

2024-12-12

The author daily drives Jujutsu, a Git-based version control system, and highly recommends it. Unlike other simplified Git alternatives, Jujutsu focuses on enhancing the workflow of power users, particularly in simplifying history editing. The author recounts a personal experience showcasing Jujutsu's ease in modifying past commits, eliminating complex Git commands. While Jujutsu has some shortcomings, like lacking support for git send-email and the Google CLA requirement, the author still uses it daily for personal projects.

(drewdevault.com)

Development Version Control

DIY Perks: Hacking an LCD Screen for OLED-Level Blacks

2025-03-08

DIY Perks: Hacking an LCD Screen for OLED-Level Blacks

Remember the rich blacks and vibrant colors of CRT TVs? DIY Perks shows how to achieve similar results with an LCD screen. By removing the backlight from an older LCD and using a de-wheeled DLP projector to project a high-res luminance map onto the back of the screen, they dramatically improve black levels and contrast. This clever hack bypasses the limitations of traditional LCD backlighting, producing an image comparable to OLED displays. A must-see for retro enthusiasts and anyone seeking superior image quality.

(hackaday.com)

Hardware LCD hack DLP projector high contrast

FFmpeg Achieves 100x Speedup with Handwritten Assembly

2025-07-21

FFmpeg Achieves 100x Speedup with Handwritten Assembly

The FFmpeg developers have announced a significant performance boost thanks to a new patch utilizing handwritten assembly code. While the 100x speedup applies specifically to the 'rangedetect8_avx512' function, not the entire FFmpeg application, it's still a remarkable achievement. Users with AVX512 support will see the dramatic improvement, while those without will still experience a 64% speedup via the 'rangedetect8_avx2' code path. This highlights the continued relevance of hand-optimized assembly in specific performance-critical scenarios, showcasing FFmpeg's dedication to optimization.

(www.tomshardware.com)

Development assembly code

Tech Stocks Lead Market Rally

2025-06-29

Tech Stocks Lead Market Rally

Today's market saw significant fluctuations, with major indices showing mixed results. The Dow Jones Industrial Average rose 1%, the S&P 500 gained 0.5%, and the Nasdaq Composite also increased by 0.5%. Among tech giants, Amazon (AMZN) and Google (GOOG) saw impressive gains of 2.7% and 2.3%, respectively, while Nvidia (NVDA) also climbed 1.7%. However, Microsoft (MSFT) and Tesla (TSLA) dipped 0.3% and 0.7%, respectively. Bitcoin experienced a slight decline of 0.1%. Apple (AAPL) remained relatively flat. Overall, tech stocks led the market rally, suggesting a positive market sentiment.

(www.fool.com)

Tech tech stocks market sentiment

Problem Sharks: Are Some Individuals More Likely to Attack Humans?

2025-02-02

Problem Sharks: Are Some Individuals More Likely to Attack Humans?

The common belief that shark attacks are accidental encounters is challenged by shark expert Eric Clua's research. By investigating multiple attacks, Clua found evidence of 'problem sharks' – individuals that actively target humans, not through mistaken identity, but as a bold exploration of novel prey. A recent study provides the first concrete evidence for this theory, showing that these sharks aren't bloodthirsty, but rather naturally bold risk-takers. This discovery shifts our understanding of shark behavior and suggests new strategies for preventing attacks.

(nautil.us)

Tech shark attacks problem sharks

A 16-Year-Old's Transputer OS: A 1995 Retrocomputing Odyssey

2025-03-13

A 16-Year-Old's Transputer OS: A 1995 Retrocomputing Odyssey

In 1995, a 16-year-old author built a self-contained operating system for a Transputer using only 128KB of RAM. This ambitious project included a basic OS, text editor, Small-C compiler, and assembler. He painstakingly extended the compiler, eventually running complex programs like a chess program from the IOCCC and a ray tracer. A 3D polygonal modeler was also developed. Years later, the author revisited this project, detailing the challenges of restoring the OS, including byte order issues, memory management, and floating-point errors. The article culminates in a successful emulation of the OS and provides instructions to rebuild it. This story showcases impressive ingenuity and perseverance in the face of limited resources.

(nanochess.org)

Development Operating System Development

The Evolution of the Telephone Ring: From Pencil Thumps to Dual-Tone Ringing

2025-02-07

The Evolution of the Telephone Ring: From Pencil Thumps to Dual-Tone Ringing

After the invention of the telephone in 1876, notifying someone of an incoming call was a challenge. Early methods involved crudely thumping a pencil on the diaphragm, which was inefficient and damaging. Thomas A. Watson then invented a 'hammer' device, followed by a 'buzzer,' but the sound was harsh. Finally, in 1878, Watson developed the dual-tone ringer, which became the global standard for telephone signaling, solving the incoming call notification problem. This narrative showcases the evolution of early telephone technology.

(www.calling315.com)

Tech telephone history invention

RapidRAW: GPU-Accelerated RAW Editor Built by an 18-Year-Old

2025-07-09

RapidRAW: GPU-Accelerated RAW Editor Built by an 18-Year-Old

An 18-year-old developer created RapidRAW, a high-performance, GPU-accelerated RAW image editor for Windows, macOS, and Linux in just 14 days using Rust and React, leveraging Google Gemini AI models. This lightweight (under 30MB) editor boasts AI-powered masking, generative editing capabilities, and a non-destructive workflow, making it a compelling alternative to Adobe Lightroom.

(github.com)

Development image editor GPU accelerated

UK Secretly Demands Apple iCloud Backdoor Access

2025-02-07

UK Secretly Demands Apple iCloud Backdoor Access

The UK government secretly demanded Apple provide backdoor access to all encrypted user data on iCloud, according to The Washington Post. This unprecedented demand, delivered via a technical capability notice, requires Apple to bypass its own encryption, granting UK security officials unfettered access globally. Apple may choose to cease offering encrypted iCloud storage in the UK rather than comply, a move consistent with CEO Tim Cook's long-held stance against backdoors. The revelation highlights the ongoing tension between government surveillance and user privacy.

(www.macrumors.com)

Tech UK government

Autonomous Penetration Tester XBOW Tops HackerOne US Leaderboard

2025-06-25

Autonomous Penetration Tester XBOW Tops HackerOne US Leaderboard

For the first time, an autonomous AI penetration tester, XBOW, has reached the top spot on the HackerOne US leaderboard. XBOW initially benchmarked itself against CTF challenges and open-source projects, uncovering and reporting numerous zero-day vulnerabilities. It then participated in HackerOne's bug bounty programs, conducting black-box testing on thousands of targets. XBOW's nearly 1060 validated vulnerability reports, including an unknown vulnerability in Palo Alto's GlobalProtect VPN, propelled it to the top ranking. This demonstrates the significant potential of AI in cybersecurity.

(xbow.com)

Tech Penetration Testing

Apple iMessage: Encryption Isn't Enough

2025-03-06

Apple iMessage: Encryption Isn't Enough

While Apple iMessage boasts end-to-end encryption since 2011, its messages are permanently stored on devices and default to iCloud backups, creating a privacy vulnerability. Despite strong encryption, including post-quantum security, the lack of features like disappearing messages puts it behind other messengers in protecting user privacy. The article urges Apple to improve and add a disappearing messages feature to better safeguard user data.

(blog.cryptographyengineering.com)

Tech

AI: A Distorted Mirror

2024-12-22

AI: A Distorted Mirror

Philosopher Shannon Vallor argues that current AI doesn't possess a mind as we imagine, but rather acts as a mirror reflecting human intelligence and biases. She criticizes the tech industry's reduction of humans to 'soft, wet computers,' warning this underestimation could lead to relinquishing our agency and wisdom. The article explores the limitations of large language models, showing their seemingly rational reasoning is probabilistic, based on statistical associations, not true understanding. Vallor calls for rebuilding confidence in human reason, avoiding AI's deceptive surface, and guarding against its impact on our sense of self.

(nautil.us)

AI Philosophy Human Cognition

Go 1.24 Boosts Wasm Capabilities: WASI Reactors and Exported Functions

2025-02-14

Go 1.24 significantly enhances WebAssembly (Wasm) support with the introduction of the `go:wasmexport` directive and the ability to build WASI reactors. This allows Go developers to export functions to Wasm, enabling seamless integration with host applications. The new WASI reactor mode facilitates continuously running Wasm modules that can react to multiple events or requests without re-initialization. While limitations exist, such as Wasm's single-threaded nature and type restrictions, Go 1.24's improvements pave the way for more powerful and versatile Go-based Wasm applications.

(go.dev)

Development

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