GPT 6.1 Sol: Near-Astra intelligence for a fifth of the price

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GPT-6.1 Sol is a new upgrade to GPT-6 Sol, offering improved performance and cost savings for everyday work tasks. It matches GPT-6 Astra's intelligence at one-fifth of its standard input and output token prices, delivering substantial improvements across complex professional tasks.

Tcl/Tk 9.1 Released

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Tcl/Tk 9.1.0 is the current development work on Tcl and Tk, aiming toward stable releases in September 2026. They add new features and interfaces to the foundation of Tcl/Tk 9.0. About this Site | [email protected] Home | About Tcl/Tk | Software | Core Development | Community | Documentation

How Delhi cut electricity loss from 50 to 5 percent

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The author recounts a common scene in 2002 Delhi where frequent power outages plagued the city, causing chaos and economic losses. However, over the past quarter century, Delhi's grid has transformed into a reliable system with minimal power losses.

PS5 Relapse Exploit

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The project involves exploiting vulnerabilities in Webkit and kernel stages for educational research, using payloads stored in a specific directory and listening on port 9021. It warns users to use the software responsibly and at their own risk, as it may cause system instability or data loss.

DraftKings Is Using AI to Behaviorally Target Chronic Gamblers

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DraftKings uses AI to target losing gamblers with personalized ads, raising concerns about predatory online behavioral advertising. The company's practice highlights the need for a ban on all behavioral advertising to prevent harm to vulnerable individuals.

Dots: Always-on agents

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Dots are AI-powered agents that assist users with tasks, learn from feedback and adapt to their needs. They can connect to various apps, work independently or in teams, and provide 24/7 support for ambitious projects.

NAND-16: a computer built from 277,248 NAND gates

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A 16-bit computer built from 277,248 NAND gates. CPU, memory, OS and Tetris, all running on the gates in your browser. Zoom in and watch the signals flow.

A Privacy Analysis of Web and Mobile Conversational AI Agents [pdf]

Conversational AI services are increasingly adopting advertising-based business models, which raises concerns about user privacy. A systematic analysis of nine prominent conversational AI services found that they expose sensitive information to third-party tracking services, including conversation-derived artifacts such as titles, prompts, and screenshots. These disclosures can be linked to ...

Nicholas Polson has authored 258 academic papers in 2026 (so far)

Virus Stole a Human Gene and Won't Let Go of It

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Without the Hot Air

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Phyllotaxis: An audio-reactive LED display

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The author created a cellular LED matrix inspired by phyllotaxis, a pattern found in nature, and programmed it to react dynamically to sound using an STM32 board. The project evolved into an interactive installation at Recurse Center, featuring a website for attendees to upload sketches and games.

Jeeves. Reasoning improves Jev-like decision models

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A Jeeves model with a Qwen3.5-9B decision model, LoRA, and pointer head outperforms Kev-9B and Jev on test data without thinking, achieving 0.889 accuracy on unseen data. The model can be sped up by truncating chain length or using a drafter to reason before deciding.

Walking Men

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Google's system detected unusual traffic from your computer network, possibly due to malicious software or automated requests. Solving the CAPTCHA will allow you to continue using Google services temporarily.

The End of a Fair Price: Dynamic Pricing and the Normalization of Gouging

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The article discusses how corporations use various tactics to manipulate prices, including personalized pricing and price controls. Lindsay Owens' book "Gouged" exposes these practices and argues that they harm consumers.

Using any C++ library in Godot

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Godot is a free, open-source game engine that allows developers to create 2D and 3D games using GDScript or C++. It can load native code through GDExtension and godot-cpp bindings.

A Staff Engineer's Guide to Inventing Work

Platform teams invent work by reading signals from systems, users, organization, and industry. They analyze these signals to identify areas for improvement and prioritize new projects.

AI needs $6T in annual revenue to justify data centre boom

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The AI industry needs to innovate and create new products to reach $6 trillion in annual revenue by 2031, with enterprise productivity expected to contribute $1 trillion. Data centres are a key area of investment, requiring significant capital expenditure and addressing challenges such as power supply and public opinion.

You are no longer invited to dinner

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Americans have seen a significant decline in socializing over the past few decades, with hosting dinner parties and attending community events decreasing by 70% since 1975. This decline is attributed to various factors, including increased busyness due to work and parenting responsibilities, decreased leisure time, and the rise of solo activities like watching TV or exercising.

What if Jev spoke Arrow?

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TypeSafe AI's Jev model generates typed decisions from natural language and application state, returning choices, scores, and probabilities as JSON. A new Arrow interface would allow for direct consumption of Jev's results by tools like pandas and Apache DataFusion without deserialization.

DevDay 2026 Recap

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OpenAI is releasing new features for its AI platform, including GPT-6.1 Sol and Ultrafast, to improve performance and speed. These updates will be available on Pro 500 and Enterprise plans.

Digital Audio on the ZX Spectrum's 1-Bit Beeper

The author successfully implemented a 1-bit digital audio system on the ZX Spectrum, producing high-quality digital audio. The technique uses a loop that turns the speaker on and off with variable-length delays to create a precise timing constraint.

1 in 8 cancer cases worldwide are caused by infections, study finds

Researchers found that 1 in 8 cancers worldwide are caused by infections, with Helicobacter pylori and human papillomavirus being the top two causes. The study highlights vast regional differences in cancer risk factors, with high-income countries doing better than lower- and medium-resourced countries.

Show HN: Jevstiller – Distill Jev into a local model, with a disagreement bound

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The Jevstiller system uses a threshold-based approach to classify text with a local model, ensuring agreement with the teacher (Jev) within a 2% budget. The system's accuracy against the datasets' own labels stays within a point of Jev's across various tasks and confidence levels.

ChatGPT Pro 500

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ChatGPT Pro now offers a new $500/month plan, Pro 500, with Astra Ultrafast. Existing users can upgrade or downgrade to the lower-priced Pro 200 plan without losing access until the end of their current billing period.

California farmers are struggling to sell grapes as demand for wine drops

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California wine growers are struggling to sell their grapes due to declining demand, forcing some to tear out vineyards that have been in their families for generations. The industry is facing significant losses as prices paid for grapes drop and many growers are left with unsold crops.

Google ending ChromeOS support two years early

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Google reduced support for Chromebooks from 10 years to 8 years, affecting devices purchased today. The company plans to transition users to Googlebook OS with new licenses required.

macOS Golden Gate Is a Buggy Mess

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The author reviews macOS 27 Golden Gate, finding numerous bugs and issues with its performance, stability, and user experience. Despite Apple's promise of a more responsive and delightful experience, the reviewer encounters alignment problems, broken third-party apps, and other usability issues.

Booted up in 1993, this server still runs – but not for much longer (2017)

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A 1993 Stratus server, still operational after 24 years, has been maintained by Phil Hogan at Great Lakes Works in Michigan. The server will be retired in April after a planned upgrade, marking the end of its nearly three-decade run.

Software occlusion culling in Block Game

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The author developed a software-rendered occlusion culling solution for their game Block Game, which runs on a weak GPU. The solution uses depth buffers and frustum culling to reduce the number of chunks that need to be rendered, resulting in significant performance improvements.