Monday September 29, 2025

Trump posts AI video promoting a fictional 'med bed' cure, researchers find LLMs hallucinate critical problem features leading to errors, and Reddit MCP Buddy enables AI assistants to browse Reddit without API keys.

News

The AI coding trap

Software development is a problem-solving process that requires significant mental effort, with coding being only a small part of the overall work, but the introduction of AI-driven coding is changing this dynamic, allowing code to be written quickly, but often requiring more time and effort to understand and integrate. The use of AI coding agents can lead to a situation where developers spend more time fixing and understanding the code produced by these tools, rather than writing new code, highlighting the need for effective team practices and technical leadership to balance delivery with team growth and learning.

Larry Ellison on AI-powered surveillance [video] (2024)

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Reader Response to "AI Overinvestment"

The current investment in AI by large tech companies may be unsustainable, with some predicting a potential bubble burst that could impact the entire industry, particularly companies like NVIDIA and Oracle. Three possible events that could trigger a downturn are: the realization that achieving true artificial general intelligence (AGI) may be further away than expected, a decrease in demand for AI capacity as supply increases, or the collapse of AI model wrappers with negative margins, although this last scenario is considered less likely.

Trump Posts AI Video Which Promotes a Magic 'Med Bed' That Can Cure Any Disease

Donald Trump posted a bizarre AI-generated video on social media in which he promotes "med beds," a far-right conspiracy theory involving magical beds that can supposedly heal any disease. The video, which has since been deleted, featured Trump touting the fictional med beds as a revolutionary technology that will be made available to all Americans, sparking concerns that he is breathing life into baseless conspiracy theories.

US Military struggling to deploy AI weapons

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Research

Reasoning LLM Errors Arise from Hallucinating Critical Problem Features

Researchers tested several large language models on a graph coloring problem and found that they often "hallucinate" graph edges not specified in the prompt, leading to incorrect answers. This phenomenon persists across different problem complexities and models, suggesting that these models may have broader issues with misrepresenting problem specifics, and the researchers offer suggestions to mitigate this weakness.

Metacognitive Reuse: Turning Recurring LLM Reasoning into Concise Behaviors

Large language models can improve their reasoning capabilities by converting recurring intermediate steps into concise, reusable "behaviors" that can be accessed during inference or fine-tuning, reducing token usage and latency. This approach achieves improved test-time reasoning in various settings, including behavior-conditioned inference, self-improvement, and supervised fine-tuning, enabling models to remember how to reason more efficiently.

Fine-Tune Black Box Embedding Models

Retrieval Augmented Generation (RAG) relies on pre-trained embedding models, but these models may perform sub-optimally with specific domain knowledge, and fine-tuning can be necessary. The Model augmented fine-tuning (Mafin) approach addresses this issue for black-box embedding models by adding a trainable embedding model, resulting in significantly improved performance with minimal additional training required.

A Deep Research Agent for Curating Vision Datasets

Labeling Copilot is a deep research agent that assists in curating high-quality datasets for computer vision by using multi-step reasoning to execute specialized tools, including data discovery, synthesis, and annotation. The system has been validated through large-scale experiments, demonstrating its effectiveness in discovering new objects, navigating class imbalance, and improving computational efficiency, making it a robust foundation for industrial-scale dataset curation.

Characterizing the Latency and Power Regimes of Open Text-to-Video Models

Recent advances in text-to-video generation have created high-fidelity clips, but at significant computational costs with poorly understood energy demands. This study analyzes the latency and energy consumption of state-of-the-art text-to-video models, providing a benchmark and insights for designing more sustainable generative video systems through experiments and a computational model.

Code

Show HN: Reddit browser for MCP clients – works with any AI assistant

Reddit MCP Buddy is a server that enables AI assistants like Claude Desktop to browse Reddit, search posts, and analyze user activity without requiring API keys. It offers a range of features, including browsing subreddits, searching posts, fetching comments, and analyzing user history, with three-tier authentication for increased rate limits.

AI Assisted Intraday Stock Scalping Tool

SnapScalp is an AI-powered desktop overlay tool that analyzes trading charts in real-time, providing actionable trade recommendations for intraday scalpers using AI models from OpenAI, Claude, and Perplexity. The tool features real-time chart analysis, AI-powered insights, and customizable settings, allowing users to select chart areas, switch between AI providers, and receive trade recommendations with entry/exit levels and confidence scores.

I Built Roundtable MCP: AI Consilium Multi-AI Expert Consensus

Roundtable AI is a local MCP server that enables multiple AI models to work together seamlessly, allowing users to delegate tasks to specialized models like Gemini, Claude, and Codex from a single prompt in their IDE. The server coordinates context sharing, parallel execution, and response synthesis, eliminating the need for manual switching between AI tools and reducing wait times.

Show HN: Production-ready macOS dev environment setup with 10 preset configs

This environment setup provides a comprehensive, production-ready development environment for macOS, focusing on full-stack JavaScript/TypeScript development with AI tools. The setup is highly configurable, allowing users to choose from various preset configurations or create their own custom configuration, and can be installed with a single script, making it easy to get started with development.

Pluely – a privacy first AI assistant

Pluely is an open-source, lightweight AI assistant that provides privacy-first, real-time assistance during meetings, interviews, and conversations, offering features like keyboard shortcuts, system audio capture, and interactive input. It is a free and open-source alternative to Cluely, a $15M company, with a significantly smaller app size of ~10MB and 50% less compute power usage.

    Trump posts AI video promoting a fictional 'med bed' cure, researchers find LLMs hallucinate critical problem features leading to errors, and Reddit MCP Buddy enables AI assistants to browse Reddit without API keys.