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From the Andes to Evolutionary Psychology: An Accidental Scientific Journey

2025-03-14
From the Andes to Evolutionary Psychology: An Accidental Scientific Journey

A chance encounter with a Peruvian native woman who strikingly resembled his mother sparked the author's journey into evolutionary psychology. This led to an investigation into the similarities between East Asians and Native Americans, and their shared Siberian ancestry. Overcoming ideological censorship and funding challenges within academia, he independently conducted research and published a paper on the impact of extreme climates on human psychology. His work promises solutions to long-standing sociocultural problems affecting East Asian and tropical societies.

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(davidsun.substack.com)
AI environmental adaptation

NumPy: A Love-Hate Relationship with Python's Array Library

2025-05-15
NumPy: A Love-Hate Relationship with Python's Array Library

This article delves into the pain points of using NumPy, Python's popular array computation library, when dealing with multi-dimensional arrays. While NumPy excels with its simplicity and efficiency for lower-dimensional arrays, its broadcasting mechanism and indexing become incredibly complex and hard to understand when tackling more intricate multi-dimensional operations. The author argues that NumPy's core issue stems from its broadcasting mechanism replacing indices, resulting in limited expressiveness. The article uses multiple examples to highlight NumPy's struggles with complex array computations, comparing the pros and cons of using loops and np.einsum, ultimately expressing frustration with NumPy and a desire for a more user-friendly array language.

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(dynomight.net)
Development multi-dimensional arrays

Samsung and Google's Eclipsa Audio Takes on Dolby Atmos

2025-01-04
Samsung and Google's Eclipsa Audio Takes on Dolby Atmos

Samsung and Google are launching Eclipsa Audio, a new spatial audio format designed to compete with Dolby Atmos. Launching later this year on select YouTube videos, it will be supported on Samsung's 2025 TV and soundbar lineup. Eclipsa Audio offers a royalty-free, open-source alternative to Dolby Atmos, promising similar 3D audio capabilities without licensing fees. This move mirrors Samsung's previous competitive strategies in HDR technology, highlighting their ongoing push for open standards.

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(www.theverge.com)
Tech spatial audio Dolby Atmos

Smaller Research Groups Yield More Stable Academic Careers

2025-03-07
Smaller Research Groups Yield More Stable Academic Careers

Analysis of over one million early-career researchers reveals that postdoctoral students, graduate students, and junior scientists from smaller research groups are more likely to remain in academia. While researchers from larger groups who stay in academia achieve greater success, they also exhibit higher dropout rates. This study, published in Nature Human Behaviour, offers valuable insights into the academic exodus and mental health crisis among PhD students, and provides guidance for prospective PhD candidates.

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(www.nature.com)
Tech research group size academic career paths attrition

OWASP Non-Human Identity Top 10 - 2025: A Critical Security List

2025-02-04

The OWASP Non-Human Identity (NHI) Top 10 - 2025 outlines the ten most critical risks associated with using non-human identities (like bots and automated tools) in application development. Compiled using real-world breach data, surveys, and the OWASP Risk Rating Methodology, this list helps developers understand and mitigate significant security threats posed by NHIs, which are increasingly vital to modern development pipelines. Contributions to improve the project are welcome.

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(owasp.org)
Development Non-Human Identity

SpaceX vs. ULA: A Battle of Orbital Altitudes

2025-04-10
SpaceX vs. ULA: A Battle of Orbital Altitudes

SpaceX and ULA are competing in the rocket launch market. SpaceX dominates low-Earth orbit (LEO) launches with its Falcon 9 rocket, leveraging high launch frequency and reusability for cost-effectiveness. ULA's Vulcan rocket excels in high-energy orbit missions, with its Centaur V upper stage proving efficient for long-duration tasks, particularly placing military payloads directly into geosynchronous orbit. While SpaceX significantly outpaces ULA in launch volume, ULA maintains a strong position in high-energy missions due to experience and the Vulcan's capabilities. Each company holds an advantage in different orbital niches, making the competitive landscape mission-specific.

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(arstechnica.com)
Tech rocket launches

Perplexity's India Gambit: Free AI for 360M Users

2025-07-17
Perplexity's India Gambit: Free AI for 360M Users

Perplexity, a US AI startup, is employing a classic Silicon Valley growth strategy: targeting India. They've partnered with Bharti Airtel, giving 360 million Airtel customers a year of free access to its premium Perplexity Pro service – the largest distribution deal of its kind globally. This isn't a watered-down trial; it's the full Pro version, including access to powerful models like GPT-4.1 and Claude. The move targets Airtel's paying subscribers, a massive segment of India's commercially valuable internet users, in a market projected to surpass 900 million users by 2025. This highlights India's importance as a key growth market for tech giants, but also underscores the fierce competition, with players like OpenAI and Google vying for market share. Despite India's vibrant AI startup scene, the country still lags in developing its own globally competitive LLMs. Perplexity's bold move exemplifies the high stakes and unique challenges of conquering this massive market.

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(indiadispatch.com)
Tech Growth Hacking

Claude Code: My AI-Powered Terminal Assistant Saves Me an Hour a Day

2025-06-03
Claude Code: My AI-Powered Terminal Assistant Saves Me an Hour a Day

For two months, I've run Claude Code in "dangerously-skip-permissions" mode on macOS, bypassing all permission prompts. While risky (I use robust backups), it's saved me about an hour daily. Claude Code isn't just a smarter command line; it's a universal computer interface. I use it for everything from migrating Macs and converting blog posts to generating test data, managing Git, and automating system tasks. Its command-line-first design and ability to understand context make it highly efficient, though response time can be a limitation. Unlike Warp, Claude's "dangerous mode" allows for continuous workflow without constant permission requests. This represents a paradigm shift in developer tools – from command execution to intent understanding and action. It's not about AI replacing developers, but about developers becoming orchestrators of powerful systems.

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(steipete.me)
Development

Early Bird Gets the Worm: Pre-order App & Get Exclusive Early Access

2025-08-17

Pre-order now and receive all minor updates during the pre-sale period, including bug fixes, performance improvements, and minor feature tweaks—completely free! After the pre-sale, larger features and major upgrades will be developed, available to pre-sale buyers at a special discounted price. Join early for immediate access, influence development with your feedback, and secure the lowest price.

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(fallinorg.com)
Development app pre-order early access discounted price

Urban Raptor's Clever Hunting Strategy: Exploiting Red Lights

2025-05-27
Urban Raptor's Clever Hunting Strategy: Exploiting Red Lights

Dr. Vladimir Dinets, a research assistant professor at the University of Tennessee, observed a Cooper's hawk demonstrating remarkable adaptation to city life. The hawk learned to use the sound signal from extended red lights at an intersection to predict the formation of a car queue providing cover. It then ambushed birds near a house, utilizing the cars as camouflage during its attack. This indicates the hawk understood the correlation between the artificial signal and vehicle behavior, possessing excellent spatial memory to accurately strike prey even when obstructed from view. This showcases the exceptional intelligence and adaptability of urban raptors.

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(www.frontiersin.org)
Tech raptor

The Enshittification of the Internet: Policy Failure or Technical Glitch?

2025-05-28

Science fiction author Cory Doctorow's PyCon US 2025 keynote explored the 'enshittification' of internet platforms. He attributes this phenomenon to a three-stage strategy employed by tech companies to maximize profits: locking in users, degrading user experience to benefit business customers, and finally, extracting all value from the platform. Using Google as an example, he showed how 'twiddling' algorithms manipulate search results and ad placement, harming user interests. Doctorow argues that 'enshittification' isn't a technical issue, but stems from relaxed antitrust regulation and neglected privacy legislation. He calls for stronger antitrust measures, improved interoperability, enhanced privacy protections, and other steps to reverse this trend and build a 'new good internet'.

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(lwn.net)
Tech

macOS Shortcuts: A Story of Stagnant Progress

2025-05-05
macOS Shortcuts: A Story of Stagnant Progress

Three years on, macOS Shortcuts remains a disappointment, falling far short of expectations. Author John Voorhees revisits his previous assessment of Shortcuts, highlighting its reliance on tools like AppleScript and Keyboard Maestro to accomplish complex tasks—a testament to its inherent limitations. While the flexibility of macOS allows for powerful workarounds combining various tools, this very fact underscores Apple's lack of progress in developing Shortcuts. Shortcomings like the poor implementation of conditional statements further exacerbate the issue. The author argues that Apple's 'years-long process' has long since exceeded reasonable leeway, leaving the future of Shortcuts on macOS uncertain.

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(sixcolors.com)
Development Shortcuts

Megakernels: Smashing LLM Inference Latency

2025-05-28
Megakernels: Smashing LLM Inference Latency

To boost the speed of large language models (LLMs) in low-latency applications like chatbots, researchers developed a 'megakernel' technique. This fuses the forward pass of a Llama-1B model into a single kernel, eliminating the overhead of kernel boundaries and memory pipeline stalls inherent in traditional multi-kernel approaches. Results show significant speed improvements on H100 and B200 GPUs, outperforming existing systems by over 1.5x and achieving drastically lower latency.

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(hazyresearch.stanford.edu)
AI low-latency inference

Implementing Complex Numbers and FFT with Just Datatypes (No Floats)

2025-05-25
Implementing Complex Numbers and FFT with Just Datatypes (No Floats)

This article presents a method for implementing complex numbers and Fast Fourier Transform (FFT) using only algebraic datatypes, without relying on floating-point numbers. The author begins by explaining the advantages of using algebraic datatypes for numerical representation and highlights inefficiencies in traditional FFT implementations. A concise and elegant implementation of integers and complex numbers using only algebraic datatypes is then demonstrated. Finally, a purely functional implementation of complex FFT, also without floats, is derived. This is achieved by using balanced ternary representation for integers and extending Gaussian integers to represent complex numbers, cleverly circumventing the fusion-hindering effects of floating-point arithmetic, thereby improving algorithm efficiency.

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(gist.github.com)
Development Algebraic Datatypes

Software Engineering: An Art of Discovery, Not Just Engineering

2025-05-20
Software Engineering: An Art of Discovery, Not Just Engineering

Software engineering is not merely an engineering practice; it's more of an art, full of the joy of discovery. The article uses early computer animations as an example to illustrate how a deep understanding of underlying technologies can lead to unexpected creativity. It argues that in software development, the interplay between vision and engineering is bidirectional and nonlinear, rather than linear. The author critiques the drawbacks of over-reliance on abstraction layers and black-box thinking, arguing that this limits creativity and innovation. The same applies to software organizations: over-emphasizing team autonomy while neglecting inter-team collaboration leads to low overall efficiency. The author calls for a return to understanding underlying technologies to spark true innovation.

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(moxie.org)
Development

A Guide to Traveling Stateless: Tips and Tricks

2025-04-02
A Guide to Traveling Stateless: Tips and Tricks

This guide offers advice for stateless individuals traveling internationally. It emphasizes the importance of visiting embassies in person, securing visas through business contacts, sticking to reliable airlines and hotels, dressing appropriately, preparing thoroughly before immigration, and maintaining a calm and polite demeanor. The author shares personal experiences and disclaims legal responsibility.

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(taejun.substack.com)
Misc stateless

Structured: Redefining Data App Development

2025-03-10
Structured: Redefining Data App Development

Structured is revolutionizing how developers build and deploy data applications by consolidating the entire analytics stack into code. Addressing the inefficiency of deploying production-grade data-intensive apps, Structured offers a lightweight SDK enabling developers to prototype, deploy, and manage data applications (dashboards, internal tools) in hours. They're looking for experienced full-stack engineers to join their team and work on building the core SDK, designing interactive components, and optimizing performance. The tech stack includes Python, TypeScript, Next.js, React, Postgres, AWS/GCP.

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(www.ycombinator.com)
Development data app development lightweight SDK full-stack engineer

Apple and Anthropic Team Up on AI-Powered Code Generation

2025-05-03
Apple and Anthropic Team Up on AI-Powered Code Generation

Apple is collaborating with AI startup Anthropic on a new 'vibe-coding' platform that leverages AI to write, edit, and test code for programmers. This new version of Xcode integrates Anthropic's Claude Sonnet model. Currently, Apple is internally testing the software and hasn't decided on a public release. This partnership signals a significant step forward in AI-assisted software development, potentially revolutionizing how programmers work.

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(www.bloomberg.com)
Development

AI Security: The Roadblock to Enterprise AI Adoption

2025-06-09
AI Security: The Roadblock to Enterprise AI Adoption

Chatterbox Labs' CEO and CTO highlight that enterprise AI adoption is only at 10%, due to a lack of understanding and continuous security testing mechanisms for AI. They argue that traditional cybersecurity measures are insufficient to address AI's unique attack surface, and enterprises need to establish continuous testing to verify the safety of AI services and avoid blindly trusting vendor claims. Only in this way can large-scale enterprise AI adoption be promoted, reducing risks and costs.

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(www.theregister.com)
Tech Enterprise AI Adoption Continuous Security Testing

Visa and Mastercard's Payment Empire: Challenges to the Duopoly

2025-07-25
Visa and Mastercard's Payment Empire: Challenges to the Duopoly

Visa and Mastercard control approximately 90% of global payment processing (excluding China), boasting a combined market value of roughly $850 billion. This article explores the rise of these payment giants, from the early days of credit cards in the 1950s to Visa and Mastercard's dominance through first-mover advantages and restrictive contracts. However, challenges are emerging, from major companies like Amazon negotiating lower fees to the rise of national payment processors such as RuPay in India. The article analyzes their network effects, scalability, and distribution advantages, highlighting threats posed by competitors like RuPay and fintech companies. Ultimately, the article suggests that Visa and Mastercard's future hinges on their ability to adapt to new technologies, navigate regulatory shifts, and respond to evolving market dynamics.

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(quartr.com)
Tech payment processing

Acknowledgements: The People and Resources Behind a Large Research Project

2025-05-27
Acknowledgements: The People and Resources Behind a Large Research Project

This acknowledgement expresses gratitude to the NIH for funding the large research project, and to the numerous individuals involved in the research. The study utilized the Summit supercomputer and the Alpine high-performance computing resource at the University of Colorado Boulder. The acknowledgement clarifies that the content solely reflects the authors' views and does not necessarily represent the official views of the NIH or other funding bodies, and that IRB approval was obtained from the relevant institutions.

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(www.nber.org)
Misc research acknowledgements computing resources

The Long-Term Repercussions of Remote Work: Why Big Tech Is Calling Employees Back

2025-04-06

In early 2025, tech giants like Dell, Amazon, and JPMorgan Chase are reversing remote work policies, mandating full-time office attendance. This has spurred significant employee backlash, but research reveals challenges with long-term remote work, including decreased collaboration, reduced sense of belonging, and increased mental health concerns. However, remote-first companies like GitLab and Automattic demonstrate that remote work can thrive with radical transparency and asynchronous workflows, emphasizing clear processes and shared goals. The future of work may lie in well-designed hybrid models balancing flexibility and collaboration.

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(timestripe.com)
Tech

Juno's Hail Mary: Remotely Fixing a Camera 370 Million Miles Away

2025-07-22
Juno's Hail Mary: Remotely Fixing a Camera 370 Million Miles Away

NASA's Juno spacecraft, orbiting Jupiter, faced a critical challenge: its JunoCam imager suffered severe radiation damage. Hundreds of millions of miles from Earth, the team implemented a 'Hail Mary' fix using a technique called annealing—heating the camera to reduce material defects. This long-distance repair, detailed at the IEEE Nuclear & Space Radiation Effects Conference, miraculously restored the camera just in time for a close flyby of Io, capturing stunning images of the volcanic moon's north polar region. This success provides invaluable lessons for future radiation-hardened spacecraft design.

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(phys.org)
Tech

Dragon Capsule Docks with ISS: A Smooth Operation

2025-03-19
Dragon Capsule Docks with ISS: A Smooth Operation

SpaceX's Dragon capsule, en route to the International Space Station (ISS), performed a series of precise burns to gradually approach the station. This was followed by final docking maneuvers, including pressurization of the vestibule, hatch opening, and crew ingress. The entire process demonstrated the impressive precision of modern aerospace technology.

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(www.spacex.com)
Tech ISS Docking

A Ghostly Rendezvous: The 1997 British Museum Mystery

2025-05-03

On June 3rd, 1997, at 2:10 PM, the author, fulfilling a decades-old assignment from his eccentric teacher, waited in the British Museum's Round Reading Room for the arrival of Enoch Soames, a fictional poet from a Max Beerbohm short story. Soames, having made a pact with the Devil, traveled to the future to check his literary legacy. The author recounts a surreal experience, witnessing mysterious notes, peculiar onlookers, and the appearance of a man remarkably matching Soames's description. The man's eventual disappearance leaves the author and readers pondering the intersection of time travel, fictional narratives, and reality.

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(web.archive.org)
Misc surreal

GitHub Joins Microsoft's CoreAI Team After CEO's Departure

2025-08-11
GitHub Joins Microsoft's CoreAI Team After CEO's Departure

Following the resignation of CEO Thomas Dohmke, Microsoft is integrating GitHub into its newly formed CoreAI team. This means GitHub will no longer operate as a separate entity but will become fully integrated into Microsoft, becoming a key part of its AI platform strategy. This move signals a strategic shift in Microsoft's AI ambitions, aiming to leverage GitHub's resources and expertise to accelerate the development and deployment of its AI platform. Led by former Meta executive Jay Parikh, the CoreAI team envisions building an 'AI agent factory' to provide AI platforms and tools for Microsoft and its customers.

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(www.theverge.com)
Tech

The Entrepreneurial Ethic's Trap: How Self-Help Culture Exhausted America

2025-05-10
The Entrepreneurial Ethic's Trap: How Self-Help Culture Exhausted America

Erik Baker's 'Make Your Own Job' dissects how America's pervasive entrepreneurial ethic has morphed into an exploitative system. Tracing the rise of positive psychology and its entanglement with the entrepreneurial spirit, Baker reveals how this culture links personal fulfillment to professional success, leading to overwork and burnout. Critically examining positive psychology theories and the entrepreneurial ethos, the author exposes how this culture masks exploitative labor practices, leaving workers vulnerable and disempowered. This ultimately creates a vicious cycle of burnout and societal dysfunction.

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(www.commonwealmagazine.org)
Startup positive psychology

Efficient Rubik's Cube Solving via Learned Representations: No Hand-Crafted Heuristics Needed

2025-08-29

Classical AI separates perception (spatial representation learning) from planning (temporal reasoning via search). This work explores representations capturing both spatial and temporal structure. Standard temporal contrastive learning often fails due to spurious features. The authors introduce Contrastive Representations for Temporal Reasoning (CRTR), using negative sampling to remove these features and improve temporal reasoning. CRTR excels on complex temporal tasks like Sokoban and Rubik's Cube, solving the latter faster than BestFS (albeit with longer solutions). Remarkably, this is the first demonstration of efficiently solving arbitrary Rubik's Cube states using only learned representations, eliminating the need for hand-crafted search heuristics.

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(princeton-rl.github.io)
AI Temporal Reasoning Contrastive Learning
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