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⚡ Hackernews Top story: Speed at the cost of quality: Study of use of Cursor AI in open source projects (2025)

arxiv.orgSpeed at the Cost of Quality: How Cursor AI Increases Short-Term Velocity and Long-Term Complexity in Open-Source ProjectsLarge language models (LLMs) have demonstrated the promise to revolutionize the field of software engineering. Among other things, LLM agents are rapidly gaining momentum in software development, with practitioners reporting a multifold increase in productivity after adoption. Yet, empirical evidence is lacking around these claims. In this paper, we estimate the causal effect of adopting a widely popular LLM agent assistant, namely Cursor, on development velocity and software quality. The estimation is enabled by a state-of-the-art difference-in-differences design comparing Cursor-adopting GitHub projects with a matched control group of similar GitHub projects that do not use Cursor. We find that the adoption of Cursor leads to a statistically significant, large, but transient increase in project-level development velocity, along with a substantial and persistent increase in static analysis warnings and code complexity. Further panel generalized-method-of-moments estimation reveals that increases in static analysis warnings and code complexity are major factors driving long-term velocity slowdown. Our study identifies quality assurance as a major bottleneck for early Cursor adopters and calls for it to be a first-class citizen in the design of agentic AI coding tools and AI-driven workflows.
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⚡ Hackernews Top story: Monkey Island for Commodore 64 Ground Up

pixeldust.sePixeldust AB - Monkey Island ProjectJoachim Ljunggren/Pixeldust is a Designer, Title Sequence and Motion Graphics Producer based in Gothenburg, Sweden. Over the past 15 years Joachim has designed, directed and produced title sequences and motion graphics for a variety of clients including TV4, SVT, TV3, Kanal5, TV6, TV7, MTV, Meter Television, Mastiff, Eyeworks, Edithouse Film Works, STARK Corporate Communication and many others. Joachim works in Cinema 4D, After Effects and Photoshop.
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⚡ Hackernews Top story: US commercial insurers pay 254% of Medicare for the same hospital procedures

github.comGitHub - rexrodeo/american-healthcare-conundrum: Investigative data journalism: quantifying fixable waste in US healthcare, one issue at a time. Open-source analysis of CMS, OECD, and federal datasets. $98.6B in savings identified so far.Investigative data journalism: quantifying fixable waste in US healthcare, one issue at a time. Open-source analysis of CMS, OECD, and federal datasets. $98.6B in savings identified so far. - rexro...
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⚡ Hackernews Top story: Language Model Teams as Distrbuted Systems

arxiv.orgLanguage Model Teams as Distributed SystemsLarge language models (LLMs) are growing increasingly capable, prompting recent interest in LLM teams. Yet, despite increased deployment of LLM teams at scale, we lack a principled framework for addressing key questions such as when a team is helpful, how many agents to use, how structure impacts performance -- and whether a team is better than a single agent. Rather than designing and testing these possibilities through trial-and-error, we propose using distributed systems as a principled foundation for creating and evaluating LLM teams. We find that many of the fundamental advantages and challenges studied in distributed computing also arise in LLM teams, highlighting the rich practical insights that can come from the cross-talk of these two fields of study.
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⚡ Hackernews Top story: My Journey to a reliable and enjoyable locally hosted voice assistant

community.home-assistant.ioMy Journey to a reliable and enjoyable locally hosted voice assistantI have been watching HomeAssistant’s progress with assist for some time. We previously used Google Home via Nest Minis, and have switched to using fully local assist backed by local first + llama.cpp (previously Ollama). In this post I will share the steps I took to get to where I am today, the decisions I made and why they were the best for my use case specifically. Links to Additional Improvements Here are links to additional improvements posted about in this thread. New Features Security C...
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⚡ Hackernews Top story: MoD sources warn Palantir role at heart of government is threat to UK security

thenerve.news‘It beggars belief’: MoD sources warn Palantir’s role at heart of government is a threat to UK’s security Experts say that claims UK data remains under government ownership miss the point that the company has the capability to build its own detailed picture of the British population, and even infer state secrets. Report by Charlie Young and Carole Cadwalladr
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⚡ Hackernews Top story: Scientists discover a surprising way to quiet the anxious mind (2025)

sciencedaily.comScientists discover a surprising way to quiet the anxious mindGeneralized anxiety disorder affects millions, often trapping sufferers in cycles of fear and isolation that conventional medications barely relieve. At UCSF, neuroscientist Jennifer Mitchell is testing a pharmaceutical form of LSD called MM120, which has shown striking results in reducing symptoms by promoting neuroplasticity and easing rigid thought patterns. In clinical trials, a single dose significantly outperformed standard treatments, offering hope to those who have found little relief elsewhere.
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⚡ Hackernews Top story: Cannabinoids remove plaque-forming Alzheimer's proteins from brain cells

salk.eduCannabinoids remove plaque-forming Alzheimer’s proteins from brain cells - Salk Institute for Biological StudiesLA JOLLA–Salk Institute scientists have found preliminary evidence that tetrahydrocannabinol (THC) and other compounds found in marijuana can promote the cellular removal of amyloid beta, a toxic protein associated with Alzheimer’s disease.
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⚡ Hackernews Top story: Canada's bill C-22 mandates mass metadata surveillance of Canadians

michaelgeist.caA Tale of Two Bills: Lawful Access Returns With Changes to Warrantless Access But Dangerous Backdoor Surveillance Risks Remain - Michael GeistThe decades-long battle over lawful access entered a new phase yesterday with the introduction of Bill C-22, the Lawful Access Act. This bill follows the attempt last spring to bury lawful access provisions in Bill C-2, a border measures bill that was the new government’s first piece of substantive legislation. The lawful access elements of the bill faced an immediate backlash given the inclusion of unprecedented rules permitting widespread warrantless access to personal information. Those rules were on very shaky constitutional ground and the government ultimately decided to hit the reset button on lawful access by proceeding with the border measures in a different bill. Lawful access never dies, however. Bill C-22 cover the two main aspects of lawful access: law enforcement access to personal information held by communication service providers such as ISPs and wireless providers and the development of surveillance and monitoring capabilities within Canadian networks. In fact, the bill is separated into two with the first half dealing with “timely access to data and information” and the second establishing the Supporting Authorized Access to Information Act (SAAIA).