The hottest Substack posts right now

according to Hacker News
Category

Chain-Of-Knowledge Prompting

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 19 implied HN points • 22 Nov 23
🕹 Technology AI Machine Learning Data science NLP Natural Language
  1. Chain-Of-Knowledge (CoK) prompting is a useful technique for complex reasoning tasks. It helps make AI responses more accurate by using structured facts.
  2. Creating effective prompts using CoK requires careful construction of evidence and may involve human input. This is important for ensuring the quality and reliability of the information AI generates.
  3. The CoK approach aims to reduce errors or 'hallucinations' in AI responses. It offers a more transparent way to build prompts and enhances the overall reasoning ability of AI systems.

What Do I Think Now?

Daniel Pinchbeck’s Newsletter • 11 implied HN points • 23 Jul 25
📖 Philosophy Consciousness Ethics Metaphysics Politics Culture
  1. There are two extremes we might face: chaos or authoritarian control. We need a third option that's empowering and hopeful to prevent these two paths.
  2. Our society is in a state of collapse, but there is potential for regeneration and healing through community cooperation and caring actions.
  3. Technology, like AI, holds possibilities for creating participatory systems that can help us connect and build a better future if used thoughtfully.

Compromise is the only way to make hybrid stick

Make Work Better • 157 implied HN points • 05 May 23
💼 Business Workplace dynamics Remote work AI Impact Corporate culture
  1. Compromise is essential to make hybrid work successfully in organizations.
  2. Stricter office time policies are being implemented by some organizations to foster teamwork and connectedness among employees.
  3. Younger workers may be facing challenges with remote work, such as lack of feedback and understanding workplace norms.

Humans, LLMs, and the symbol grounding problem (pt. 2)

The Counterfactual • 59 implied HN points • 07 Dec 22
🕹 Technology Language AI Cognition Philosophy Psychology
  1. Understanding language might not need physical experiences. This means that Large Language Models could potentially understand language differently than humans do.
  2. People can grasp abstract concepts and visual information even without direct experiences, like those who are blind or those with aphantasia. This challenges the idea that you must physically experience something to understand it.
  3. Using language itself can be a way to learn about the world. Language helps us form ideas and understand concepts, even if we haven't experienced everything firsthand.
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Rockets go up, learning Mandarin, and the good news for SaaS

Alex's Personal Blog • 32 implied HN points • 17 Jan 25
💼 Business SaaS Market Trends Investments Startups Tech industry
  1. The launch of Blue Origin’s New Glenn rocket was a success, marking a significant milestone in space exploration. Despite some setbacks, it showed progress in competing with other space companies like SpaceX.
  2. Duolingo is seeing a boost in interest and stock value as more people want to learn Mandarin due to changes in social media access. This trend suggests that more individuals may pursue learning different languages in the future.
  3. Public-market SaaS revenue multiples are currently stable, indicating a good environment for top cloud companies. This shows that, historically, it's a favorable time for generating market value in the SaaS sector.

Year In Review - Illumina

ASeq Newsletter • 36 implied HN points • 17 Dec 24
🕹 Technology Biotech Engineering Research Market Trends Innovation
  1. Illumina remains a leader in the market, even with rising competition. They have strong inventions that could help them grow even more.
  2. The MiSeq i100 product has had mixed reviews, but it shows promise for improving clinical applications by integrating more processes.
  3. The author has published nearly 200 articles this year, and while they appreciate their subscribers, they still seek more financial support to continue their work.

Resiliency beyond the Classic Circuit Breaker

System Design Classroom • 2 HN points • 10 Jul 24
🕹 Technology APIs Software Engineering System Design Data Management
  1. To handle system failures, you can use different strategies like 'Fail Fast' which stops operations quickly to save resources. But this can affect user experience because they won't get a chance to recover from the error.
  2. Another approach is 'Fail Silent', where instead of showing an error, the system quietly returns a default value. It helps keep things running smoothly, but users might miss important information if data is missing.
  3. Lastly, there's 'Custom Fallback', which uses saved local data when a service fails. This keeps the service active, but the information might be outdated, which can confuse users.

Supplier Misnomer

Resilient Cyber • 59 implied HN points • 01 Feb 23
🕹 Technology Cybersecurity Software Open Source Infrastructure Supply Chain
  1. Most modern software relies heavily on Free and Open Source Software (FOSS), but companies often don't have a formal relationship with the maintainers of this software. This means you can't always expect support or responses when issues arise.
  2. Many FOSS projects have limited contributors, and some are maintained by just one person. This can lead to challenges in getting help or updates if needed, making it important for users to be ready to step in if something goes wrong.
  3. As a software user, you need to understand that the responsibility for managing FOSS lies with you. If you want maintainers to act like suppliers, consider supporting them financially, or be prepared to handle any risks yourself.

Machine Yearning

Some Unpleasant Arithmetic • 13 implied HN points • 23 Jun 25
🕹 Technology Inequality AI Labor Market Gender Studies Economics
  1. AI is changing jobs and skills needed in the workforce. Some jobs may disappear, while new roles can emerge that require different skills.
  2. The impact of AI on gender roles in the workplace is complicated. While women can benefit from AI in some sectors, they may also face challenges like algorithmic bias and lower usage rates of AI tools.
  3. Economic changes due to AI may lead to increased inequality, affecting both labor and capital distribution. This can ultimately reshape power dynamics in society and impact democracy.

The Race to 2nm: RISC-V Chips in Japan

More Than Moore • 87 HN points • 27 Feb 24
🕹 Technology Manufacturing Semiconductors AI RISC-V Research
  1. Rapidus, a new semiconductor company in Japan, aims to bring 2nm manufacturing capacity online by 2027 with backing from major Japanese companies and government subsidies.
  2. The Leading-Edge Semiconductor Technology Center (LSTC) in Japan, a collaboration between the US and Japan, will focus on advanced research and building vital silicon for both economies.
  3. Tenstorrent's collaboration with LSTC involves providing advanced high-performance RISC-V cores and chiplets, indicating a push towards AI acceleration and cutting-edge technology development.

Three Pieces, May 2025

Breaking Smart • 16 implied HN points • 25 May 25
🔮 Crypto Legislation Blockchain Investment Technology Finance
  1. Bad influences in crypto are harming the good parts of it. It's important to be aware of these negative trends, especially with how politics and finance are mixing.
  2. The political push against crypto can be troubling, especially with changing laws in the U.S. It's crucial to think about what the future of crypto really means for everyone.
  3. Creative writing about protocol technology is growing. Recent contests are showcasing fun and thought-provoking stories about how we might work and live with new tech.

Why the Future of Engineering Is Still Human

ppdispatch • 13 implied HN points • 08 Jul 25
🕹 Technology Cybersecurity AI Tools Software Development Automation
  1. AI is changing the way software is developed. It's making coding easier and faster, but we still need skilled humans to manage and check the work.
  2. Even with AI tools, human expertise is crucial. Writers and engineers often have to fix mistakes made by AI, which creates more job opportunities.
  3. The biggest challenges in coding are understanding and collaborating, not just writing the code. Good teamwork and trust among developers are still very important.

HCF EP 004: Indexing and Querying

Hasen Judi • 35 implied HN points • 13 Dec 24
🕹 Technology Software APIs Web Development Databases Programming
  1. You can create a simple forum with posts that track who made them and when. Each post can include basic content, like a Tweet.
  2. Using indexes helps you quickly find posts by user or hashtags. This makes searching through posts much faster and easier.
  3. Automated testing is a great way to ensure everything works as expected without needing to manually check each part of your code.

Wanted: New Instruments to Fund BBNs

FreakTakes • 14 implied HN points • 20 Jun 25
💼 Business Research Finance Startups Entrepreneurship Innovation
  1. BBNs are new types of organizations focused on research and development, similar to consulting firms but with a broader impact aim. They need new funding models to support their unique financial challenges.
  2. Common financial problems for BBNs include cash flow issues, startup capital needs, and the need for risk capital. They often require funding before their contracts and grants pay out, which complicates their operations.
  3. There are ideas for new financial products that could help BBNs, like low-interest loans or revolving door loan funds. These could provide timely financial support and help BBNs grow and innovate.

Follow-Up Against Agglomeration Economies

Erdmann Housing Tracker • 84 implied HN points • 14 Mar 24
💼 Business Economics Housing Market Urban planning
  1. Cities with blocked growth experience a process of migration due to housing costs rising, impacting residents' average incomes.
  2. Affordability in cities like Boston, NYC, and LA could have been maintained if they grew at rates similar to other cities like Oklahoma City or Salt Lake City.
  3. Limited growth approval in certain cities contributes to housing deprivation and lack of affordability, not an overflow of demand.

Keys to building a 200 Billion Dollar Industry from Scratch [Storytime Saturdays]

Technology Made Simple • 59 implied HN points • 30 Jul 22
💼 Business Professional development Entrepreneurship Innovation Collaboration
  1. Identify new, uncontested markets - like a shark finding a blue ocean to feast peacefully without competition. Look beyond your existing boundaries for opportunities.
  2. Connect with like-minded individuals - NASSCOM members bonded over shared challenges over drinks, breaking boundaries to collaborate instead of compete. Build relationships outside your comfort zone.
  3. Expand your horizons - Gain deeper insights beyond day-to-day tasks. Embrace philosophy, question norms, and challenge projects to find more effective solutions. In a world of tight competition, collaboration can drive everyone's success.

RDEL #19: How does user-centricity impact engineering performance?

Research-Driven Engineering Leadership • 19 implied HN points • 20 Nov 23
🕹 Technology Engineering Teams Team performance Research Leadership
  1. User-centric engineering teams lead to 40% higher organizational performance and 20% higher job satisfaction.
  2. Understanding user needs, aligning with those needs, and using user feedback for prioritization positively impacts team outcomes.
  3. User-centricity should be applied across different types of engineering teams, from product delivery to platform engineering, to improve performance.

The $WF Token is LIVE on Ronin!

Ronin’s Newsletter • 36 implied HN points • 12 Dec 24
🔮 Crypto Blockchain Gaming Decentralized Finance NFTs Tokens
  1. The $WF token is now available on the Katana platform, which powers the Wild Forest game. This token enhances the gameplay and allows players to trade and interact more within the game.
  2. Players can claim their $WF tokens from various locations like in-game balances and wallets, making it easy to access what they've earned.
  3. Users can trade and provide liquidity for the $WF token, which helps grow the game's ecosystem and potentially earn rewards.

The Priest in the Arena

Breaking Smart • 165 implied HN points • 01 Apr 23
📖 Philosophy Religion Ethics Ideologies Power Society
  1. The man in the arena archetype involves individuals taking risks and making decisions in challenging situations, with potential for great rewards or losses.
  2. Priests in the arena engage in theocratic capture campaigns, seeking to wield unaccountable authority based on supposed privileged knowledge.
  3. Identifying and stopping theocratic capture involves recognizing the influence of cults that demand unquestioning deference and monopolize conversations and institutions.

The Black Swans are Overhead

What's Important? • 35 implied HN points • 26 Dec 24
📖 Philosophy Existentialism Ethics Metaphysics Consciousness Spirituality
  1. Black swan events are unexpected occurrences that have never happened before. They can significantly impact our world in surprising ways.
  2. There's a growing belief that non-human intelligence might be trying to help humanity avoid self-destruction with technology. This raises questions about what we could learn from it.
  3. The concept of collective consciousness, driven by love and self-awareness, is becoming more important. This idea suggests we are evolving and learning from our experiences together.

Why Bluesky feels right

GOOD INTERNET • 40 implied HN points • 20 Nov 24
🕹 Technology Innovation User Experience Networking Digital Culture Social media
  1. Bluesky is gaining popularity as an alternative to Twitter because it feels more lively and engaging. Users like that it focuses on good content rather than just sensational posts.
  2. One cool feature of Bluesky is 'Starter Packs,' which let you follow curated lists of users based on interests. This helps people find new accounts to follow easily.
  3. Bluesky encourages sharing links and connections with other sites. This approach contrasts with many social media platforms that limit external links, promoting a more open and collaborative online experience.

Using Microsoft Purview for Data Classification and Labeling to Secure Generative AI

Rod’s Blog • 19 implied HN points • 20 Nov 23
🕹 Technology AI Data Governance Security Generative AI
  1. Data classification and labeling can enhance data quality by ensuring authenticity, reliability, and relevance, and help remove unnecessary or erroneous data for Generative AI systems.
  2. Data classification and labeling can safeguard data privacy and confidentiality, prevent unauthorized access, and aid in compliance with data protection regulations like GDPR and CCPA.
  3. Using Microsoft Purview for data classification and labeling can efficiently manage data access, apply sensitivity labels, and provide insights to improve data security and reliability for Generative AI.

“Useless Ruby sugar”: Pattern matching (Pt. 1)

zverok on lucid code • 115 implied HN points • 19 Oct 23
🕹 Technology Ruby Programming Syntax Pattern matching
  1. Pattern matching in Ruby allows for declaratively matching nested data structures and binding parts to local variables
  2. The importance and impact of pattern matching in Ruby has sparked debates, with some considering it mere syntax sugar and others a separate paradigm
  3. Ruby introduced pattern matching in version 2.7, using the 'in' keyword for pattern matching within the 'case' statement

RLHF is the Problem and the Solution

From the New World • 86 implied HN points • 28 Feb 24
🕹 Technology Innovation AI Machine Learning Ethics Policy
  1. The goal of AI Pluralism is to ensure that machine models are not manipulated by third parties to conform to specific ideologies.
  2. Machine learning typically involves two stages: developing the model's capabilities and fine-tuning, which can influence the model's ideology and style.
  3. Requiring the release of both stages of the model can help curb extremist influence, but it may not completely eliminate ideological contamination in AI development.

Most general advice is bad: A conjecture

Philosophy bear • 92 implied HN points • 02 Feb 24
📖 Philosophy Advice Behavior
  1. General, non-specific advice can often lead people to extreme behaviors.
  2. Platitudinous advice might unintentionally encourage individuals to avoid questioning their actions.
  3. Many times, individuals who already lean towards a certain extreme are more likely to resonate with advice that supports that extreme.

The story of why

Thoughts on Writing • 2 HN points • 09 Jul 24
💼 Business Innovation Purpose Leadership Marketing
  1. Simon Sinek's 'Start With Why' focuses on the core purpose of brands, suggesting that understanding the 'why' behind actions can drive success.
  2. Sinek's Golden Circle model applies the concept of 'why, how, what' to brand messaging, emphasizing the importance of emotional appeal.
  3. Critiques challenge the scientific basis of Sinek's theories, highlighting the impact of rhetoric, marketing strategies, and storytelling in business success.

What's The Bear Case For Stocks?

Spilled Coffee • 40 implied HN points • 20 Nov 24
💰 Finance Stock Market Market Valuation Economic Indicators
  1. The stock market is doing really well right now, with many people feeling optimistic, but that can lead to risks if everyone thinks only good things will happen.
  2. Valuations for stocks are at historic highs, which means they might be overpriced and could face a correction soon.
  3. The rising cost of the national debt is a big concern that could impact the economy and market stability in the future.

Asking the Right Questions

Equal Ventures • 138 implied HN points • 29 Jun 21
💼 Business Venture Capital Decision-making
  1. In the world of venture capital, it's essential to differentiate between 'information gathering' and 'conviction building.'
  2. Conviction building involves asking the right questions that focus on the core aspects that truly matter for investment.
  3. Efficiency in the investment process is key; asking the right questions saves time and streamlines decision-making.

Gloves off, knives out

davidj.substack • 11 implied HN points • 23 Jul 25
🕹 Technology AI Software Innovation Automation Startups
  1. Anthropic stopped Windsurf from using their Claude models, which upset many users. This means people need to find other tools for their AI coding tasks.
  2. After a failed acquisition attempt by OpenAI, Windsurf ended up being bought by Cognition. This change could lead to better tools for software engineering using AI.
  3. Windsurf can now use all Anthropic models again under Cognition, bringing them back to where they started, but many changes have occurred since.

The second era of fintech

Alex's Personal Blog • 32 implied HN points • 14 Jan 25
💰 Finance Market Trends Economic Policy Fintech Investment Cryptocurrency
  1. Fintech is experiencing significant growth again, with companies like Plaid and Klarna showing increased revenue and plans for IPOs. This is a positive sign for the industry after a tough period.
  2. The market has changed how it values fintech revenue, with some companies seeing a drop in their revenue multiples. This creates challenges for startups looking to raise funds or sell.
  3. There’s a lot of optimism in tech startups, especially with advances in AI and improvements in battery technology. Many founders are working on exciting projects that could change the industry.

Inferential Appearances

Fake Noûs • 82 implied HN points • 16 Mar 24
📖 Philosophy Epistemology Inference
  1. The post discusses how inferential justification is obtained through appearances.
  2. Explicitly inferring a belief from a premise is highlighted as a method of gaining this justification.
  3. The post is for paid subscribers, with the option to subscribe or sign in for those already subscribed.

User Interviews Considered Harmful

Likely Wrong • 3 HN points • 15 Jun 24
💼 Business Product Development User Feedback Entrepreneurship Market research
  1. Users may not always be truthful about their needs and preferences during interviews, leading to unreliable feedback.
  2. Identify if users are making genuine efforts to solve the problems they complain about, as lack of actions may indicate low urgency or value for a solution.
  3. Users often believe their problems are unique and require custom solutions, when in reality, they might just need common tools or products.

Decoding Bytedance’s strategy to tap India’s music app market

Turnaround • 296 implied HN points • 20 Jan 20
🕹 Technology Market Apps Streaming Music Strategies
  1. The music streaming industry in India faces challenges like messed up unit economics due to high operating costs, prompting companies like Spotify to create their own content to improve margins.
  2. Companies like Resso are introducing unique features like 'Vibes' to differentiate their music apps and engage users in social activities, adding layers of value generation and potentially solving the issue of new user growth.
  3. To tap into the Indian music app market successfully, companies like Bytedance are relying on user-generated content, social sharing, and potential breakthrough features to monetize through advertising in price-sensitive markets.

LangChain & LLM Based Autonomous Agents

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 39 implied HN points • 26 Apr 23
🕹 Technology Automation Data Applications Software AI
  1. Large Language Models (LLMs) can be programmed with reusable prompts. This helps in integrating them into bigger applications easily.
  2. Creating chains of interactions allows LLMs to work together in a structured way for more complex tasks.
  3. Agents can operate independently, using tools to find answers without being stuck to a fixed plan, making them more flexible.

System 3: Collective Intelligence in the Multiplayer AI Era

Nano Thoughts • 1 implied HN point • 09 Jan 26
🕹 Technology Enterprise Software Artificial Intelligence Collective Intelligence Organizational Design Collaboration Tools
  1. A new organizational cognitive mode called System 3 is emerging where AI agent networks let groups think together, with synthesis happening in the shared layer instead of only inside individual heads.
  2. Building System 3 requires different infrastructure — persistent memory, shared reasoning traces, and agents that coordinate over time — not just better single-user copilots or chatbots.
  3. Done well, System 3 can boost discovery, institutional memory, and creative surprises while preserving individual judgment, but who designs it will determine whether it amplifies collective wisdom or just collective noise.

Fight to Repair Daily: Wednesday October 19, 2022

Fight to Repair • 39 implied HN points • 19 Oct 22
💼 Business Repair Automotive
  1. Actor was stuck in Tesla for 24 hours due to key fob issues, highlighting a potential flaw in the system.
  2. The FTC is considering new rules requiring appliance repair info, but access to firmware and software is crucial for effective repair.
  3. Rising aftermarket auto part prices are impacting consumers, leading to less focus on auto care and softer industry revenue forecasted for 2023.