The hottest Substack posts right now

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How to Defend Cash in under 5 Minutes

Altered States of Monetary Consciousness • 637 implied HN points • 31 Jan 25
💰 Finance Monetary Policy Currency Economics Digital Payments
  1. Cash is important to protect against digital payment surveillance and control. Transitioning to a fully cashless society can lead to loss of personal freedom and privacy.
  2. Instead of arguing against the convenience of digital payments, it might be better to present a new perspective on why cash is valuable. Analogies can help get the message across more easily.
  3. Educating others about the risks of a cashless society takes practice. Finding quick, relatable ways to share your views can be more effective than trying to challenge established beliefs directly.

Groundless Morals

Fake Noûs • 348 implied HN points • 31 May 25
📖 Philosophy Secularism Ethics Morality Theism Debate
  1. The idea that morality depends on God is questioned. If God's commands are arbitrary, then morality can seem subjective.
  2. Secular views can provide a strong basis for objective morality. Concepts like universals help make sense of moral truths without needing a divine source.
  3. Many arguments used to support theism, like the ontological argument, are seen as flawed. They don't prove God's existence because a definition doesn't guarantee a real thing.

Why Did The BOJ Move Despite Conflicting Evidence on Wages and Prices?

Japan Economy Watch • 179 implied HN points • 21 Mar 24
💰 Finance Wages Economy Banking Inflation Monetary Policy
  1. The Bank of Japan's decision to make monetary policy changes despite unclear wage and price trends was questioned.
  2. There was no immediate financial market pressure on the BOJ to act, as rates were stable and not pushing past set levels.
  3. Conflicting data on wage trends created uncertainty, with various databases showing contradictory evidence, making predictions difficult.

AI Agents are here. Security isn’t ready.

Brick by Brick • 18 implied HN points • 20 Jan 26
🕹 Technology AI Governance Observability Enterprise Identity Cloud Cybersecurity
  1. AI agents are becoming autonomous actors that plan, execute, and adapt across systems. Adoption is accelerating even though security practices are not yet ready.
  2. You can’t secure what you can’t find, so teams need new discovery and observability that capture reasoning traces, tool calls, and decision paths—not just inputs and outputs.
  3. Control depends on giving agents first-class identities and enforcing continuous, context-aware authorization so actions can be audited, constrained, and revoked without killing their autonomy.

ChatGPT Agent Mode, and "Vibe Automations"

Enterprise AI Trends • 253 implied HN points • 18 Jul 25
🕹 Technology Computing Software Innovation Automation AI
  1. Agent Mode in ChatGPT acts like a virtual worker that can handle tasks automatically, making it easier to manage complex workflows. You can schedule it to help with tasks repeatedly, which means less hassle for users.
  2. This feature allows users to create multi-step processes by simply stating what they want, rather than setting up complicated workflows. It makes AI automation more accessible to regular users.
  3. OpenAI's Agent Mode could change how companies use AI tools, as it competes with traditional AI automation solutions. It has the potential to redefine productivity for many types of workers, but it also faces challenges from other tech companies and current internet restrictions.
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Multi-agent orchestration in Slack | Saleforce's Kurtis Kemple

Dev Interrupted • 9 implied HN points • 10 Feb 26
🕹 Technology Security Software Development Artificial Intelligence Enterprise Tech Open Source Collaboration Tools Automation
  1. Chat platforms are becoming agent orchestration hubs where humans and bots work together in real time, and organizations will need higher-level "super agents" to connect and manage isolated agent workflows.
  2. New agent ecosystems introduce fresh risks and human dependencies—agents forming their own social networks and services that hire people for tasks raise security, legal, and ethical concerns, and rogue or exploitable agent chains are a real threat.
  3. Widespread agent adoption will reshape how software is developed and how open source is consumed, shifting teams toward autonomous observe-orient-decide-act workflows and transforming open source projects to serve agent-driven use cases rather than disappearing.

Everything is (not) fine at Intel

Irrational Analysis • 159 implied HN points • 03 Apr 24
🕹 Technology Engineering Investment Analysis Semiconductors
  1. The Intel event highlighted concerning trends, particularly in product competitiveness and margins, with challenges in execution and manufacturing processes.
  2. Intel's strategic shift towards insourcing and reducing external foundry partnerships suggests significant changes in their manufacturing approach.
  3. Despite efforts to improve, Intel faces a tough road ahead with the need for advanced technology developments and a challenging competitive landscape.

Stop forcing AI tools on your engineers

Leading Developers • 267 implied HN points • 08 Jul 25
🕹 Technology AI Tools Project management Engineering Practices Team Dynamics Software Development
  1. Managers should not force engineers to use AI tools. This can create more pressure and lead to mistakes instead of improvements.
  2. It's important to give engineers time to explore and adopt AI tools at their own pace. Rushing them can hurt their performance.
  3. Companies should focus on the outcomes of work rather than just the tools used. The goal should be to serve customers better, not just to show off new technology.

The price of payments

Substack • 1191 implied HN points • 12 Aug 24
💼 Business Creator Economy Digital Payments App Store Subscription Models
  1. Creators using platforms like Patreon are facing new costs because of Apple's requirement for in-app purchase systems and their associated fees. This change might lead creators to either raise prices for subscribers or absorb the costs themselves.
  2. Apple's in-app purchase system is very effective for making payments easy and safe, but it also puts a financial strain on creators who use these platforms for their work.
  3. The rise of the creator economy is shifting the dynamic between creators and platforms, as creators are seeking more control over their relationships and earnings. There's an opportunity for creators and platforms to innovate and work together for better solutions.

Why we like coffee more than Duolingo - P.1

Gentle Nudge • 99 implied HN points • 17 May 24
🕹 Technology Habits User Behavior Product Management Motivation Digital Products
  1. Behavior depends on three factors: motivation, ability, and prompts.
  2. Product loops play a crucial role in user engagement and retention, involving triggers, actions, variable rewards, and investments.
  3. Consider additional variables like schedule, existing routines, sequences, and organic frequency when designing product loops for sustainable user engagement.

Earnings, Cash Flows and Free Cash Flows: A Primer

Musings on Markets • 1538 implied HN points • 31 Oct 22
💰 Finance Valuation Market Analysis Equity Cash Flow Investing
  1. Free cash flow (FCF) is a crucial metric that shows how much cash a company generates after covering its expenses and investments. It's often misused in finance, so it's important to know the real meaning behind it.
  2. When valuing a company, understanding its free cash flow helps in predicting future performance. Different methods are used based on whether you're looking at equity or the whole business.
  3. As companies age, their financial characteristics change. Younger companies usually have negative free cash flows while older, established companies tend to produce positive cash flows and return money to shareholders more consistently.

Stars, Stripes, and Satellites

Case Closed • 275 implied HN points • 26 Jan 24
🕹 Technology Military Space Tech Satellites Commercial Space
  1. The US military heavily relies on space technology for various purposes like intelligence, surveillance, and communications.
  2. Due to evolving threats and outdated technology, the US government established the Space Development Agency (SDA), with a significant budget increase and focus on commercial partnerships.
  3. The SDA is deploying a new military satellite constellation quickly, offering a substantial $30B+ contracting opportunity for satellite manufacturers and leading to potential growth in the commercial space industry.

The Bank of England's Jonathan Haskel on Inflation, Productivity, Brexit, and More

The Overshoot • 511 implied HN points • 13 Feb 23
💰 Finance Inflation Brexit Economic Impact Productivity Monetary Policy
  1. The Bank of England is grappling with the challenges of high inflation, low GDP, and rising unemployment due to tight labor and energy markets.
  2. There is significant uncertainty in economic forecasts, leading to a cautious approach in monetary policy decisions.
  3. Brexit has had a major impact on the UK's productivity growth and economic performance, with factors like weak business investment and health-related inactivity contributing to the situation.

LangSmith, LangGraph Cloud & LangGraph Studio

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 39 implied HN points • 15 Jul 24
🕹 Technology Data Management Software Tools Cloud Computing Generative AI AI Development
  1. There's a shift in generative AI, moving away from just powerful models to more practical user applications. This includes a focus on using data better with tools that help manage these models.
  2. New tools like LangSmith and LangGraph are designed to help developers visualize and manage their AI applications easily. They allow users to see how their AI works and make changes without needing to code everything from scratch.
  3. We are now seeing a trend towards no-code solutions that make it easier for anyone to create and manage AI applications. This approach is making technology more accessible to people, regardless of their coding skills.

TBM 338: 4 Core Product OS Design Competencies

The Beautiful Mess • 647 implied HN points • 04 Feb 25
💼 Business Operations Domain Knowledge Systems Thinking Product Design Leadership
  1. Good leadership is key for a product team's success. Leaders need to support and influence their teams effectively, helping them navigate challenges without adding to their stress.
  2. Having the right experience matters. People should understand the product work deeply, as it helps them make better decisions and recognize what needs to be automated or done manually.
  3. Being skilled in operations and systems thinking is important. This means knowing how to manage workflows, map needs, and ensure that the right tools are in place for an efficient process.

Don't be evil*

benn.substack • 920 implied HN points • 25 Oct 24
💼 Business Market Dynamics Technology impact Startup Culture Venture Capital Corporate ethics
  1. Google succeeded for a long time because it was run by good people, or maybe because it just made such a great product that they didn't need to cut corners.
  2. When businesses are struggling, they might feel tempted to act unethically just to survive, but that's often because they don't have enough resources rather than failing morals.
  3. High ambitions can often lead companies to change in ways they didn't expect, sometimes moving away from their original ideals while trying to succeed.

Brad Setser Says Smart Things on Exorbitant Privilege Unearned & Earned

Brad DeLong's Grasping Reality • 322 implied HN points • 09 Jun 25
💰 Finance Trade Monetary Policy Global Markets Economics Investments
  1. The dollar's power is not just a natural right; it relies on global faith in American institutions and returns. It's a constant balance that can shift quickly if trust is lost.
  2. Private investors have played a huge role in keeping investment flowing into the U.S., as they seek returns and perceived safety. This pattern has changed from reliance on central banks to a focus on individual investors.
  3. The stability of the dollar could be threatened by political issues within the U.S. If the legal and financial systems weaken, trust may fade and capital could flee quickly.

Introducing the Axie Adoption Centre!

The Lunacian • 828 implied HN points • 04 Dec 24
🕹 Technology Blockchain Digital economy Gaming
  1. The Axie Adoption Center is a new, easy way for new players to join Axie Infinity. They can get started by connecting a wallet, receiving axies, and completing missions to earn rewards.
  2. Players can refer friends to the Adoption Center and earn rewards like AXS for helping others get started. It's a great way to share the game and get something in return.
  3. There are cool contests and a raffle at the Adoption Center where players can win prizes. By completing missions or referring friends, they can earn tickets for a chance to win big.

DeFi: Frax Finance completes V3 rollout with on-chain bonds

The Fintech Blueprint • 275 implied HN points • 25 Jan 24
💰 Finance NFTs DeFi Digital Assets Stablecoins
  1. Frax Finance introduces on-chain bonds called FXBs, resembling zero-coupon bonds and converting to FRAX stablecoin upon maturity.
  2. The emergence of interest-bearing stablecoin projects like sFRAX and USDe is likely to shift focus from non-interest paying stablecoins like USDT.
  3. There has been a significant growth in Total Value Locked (TVL) in tokenized securities with U.S. Treasury exposure, reaching around $790MM.

Briefing: Instagram nudges, Stripe retries, Chrome AI

Department of Product • 275 implied HN points • 25 Jan 24
🕹 Technology AI Browsers Startups Product Management E-commerce
  1. Instagram is implementing a new safety feature to deter teens from night-time app use.
  2. Many companies struggle to train employees on GenAI tools, but new visual AI workflow tools like VectorShift aim to simplify the process for product teams.
  3. Netflix's success in ad-funded plans raises questions on whether this model will extend to other product categories like SaaS.

Data Science Weekly - Issue 525

Data Science Weekly Newsletter • 359 implied HN points • 15 Dec 23
🕹 Technology Data science AI Machine Learning Data Engineering Data Privacy
  1. Learning about causal models is important in data analysis because it helps explain what caused the data. This understanding can improve how we interpret results using Bayesian methods.
  2. There's growing concern over data privacy in AI tools like Dropbox. Users are worried their private files could be used for AI training, even though companies deny this.
  3. Netflix recently held a Data Engineering Forum to share best practices. They discussed ways to improve data pipelines and processing, which could benefit many in the data engineering community.

Comment Décider ?

Venture Prose • 738 implied HN points • 22 Jan 23
💼 Business Engagement Framework Leadership
  1. To make decisions effectively, leadership, a decision-making framework, and team engagement are crucial.
  2. Leadership entails setting direction, rhythm, and ensuring alignment with the company's vision and mission.
  3. Utilizing a decision-making framework involves considering the level of information, potential impact, execution intensity, and reversibility of decisions.

⬅️ U.S Reverses 40+ Years of Pedestrian Safety

The Micromobility Newsletter • 511 implied HN points • 27 Jun 23
🕹 Technology Micromobility EVs E-Bikes
  1. Pedestrian traffic deaths in the U.S. reached over 8,000 in 2022 due to more deadly trucks and SUVs, as well as increased speeding after the pandemic.
  2. New York is considering hiking registration fees for larger vehicles to mitigate pedestrian fatalities caused by SUVs and trucks.
  3. Connecticut is launching its first electric bike incentive offering $500 vouchers for residents 18 or older and additional vouchers for disadvantaged communities.

Time is emphasis: planning your calendar as a leader

Lessons • 511 implied HN points • 14 Apr 23
💼 Business Delegation Strategy Time management Leadership Productivity
  1. Your calendar as a leader affects what gets done in the company and how you spend time and resources.
  2. Setting clear priorities and having a structured calendar system are crucial for spending time on strategic priorities.
  3. Create a calendar skeleton to lay out core activities and priorities, and regularly revisit and adjust your system.

AI's Big Hype

The Biblioracle Recommends • 511 implied HN points • 28 May 23
🕹 Technology Tech regulation Data Ethics Future Impacts Artificial Intelligence AI
  1. People promoting generative AI want us to believe it is inevitable, but that doesn't mean it's without risks.
  2. Humanity often faces catastrophic failures due to a mix of bad structural incentives and human desires.
  3. The push for artificial intelligence might lead to a world where human expression is replaced by algorithms, impacting writing and creativity.

SAI Notes #04: CI/CD for Machine Learning.

SwirlAI Newsletter • 511 implied HN points • 28 May 23
🕹 Technology Machine Learning Organizational Structure DevOps
  1. In Machine Learning projects, CI/CD processes need to treat the ML training pipeline separately from regular software pipelines.
  2. Efficient MLOps implementation requires an organizational structure where ML product development flows within a single end-to-end ML team.
  3. ML systems in mature MLOps setups involve ML teams building and delivering pipelines that expose predictions to end users through backend and frontend services.

Data: the new oil or a new byproduct?

Topsoil • 511 implied HN points • 30 Jun 23
🕹 Technology Digitization Analytics Framework Agriculture Data
  1. Data in agriculture is essential for advancements like Generative AI, automation, and precision agriculture.
  2. Challenges in farm digitization include issues like connectivity, interoperability, data quality, trust, and incentives.
  3. Farmers derive value from data through decision-making, enabling technologies, sharing with advisors, compliance, and future income opportunities.

Apache Iceberg Isn't Coming To Save You

SeattleDataGuy’s Newsletter • 341 implied HN points • 27 May 25
🕹 Technology Cloud Computing Information Systems Software Development Data Engineering Data science
  1. Apache Iceberg might seem appealing, but it won't automatically solve your data problems. It's important to really understand what issues you're trying to address before jumping in.
  2. Switching to new tools like Iceberg won't fix a broken data strategy. The focus should be on delivering real business value, not just adopting the latest technology.
  3. If your data team is already doing well and looking to improve, Iceberg could be useful. But make sure it's the right fit for your specific challenges instead of following trends.

Neurotech Notables #7: April 2024

NEUROTECH FUTURES • 119 implied HN points • 30 Apr 24
🕹 Technology Neurotechnology Funding Commercial Regulatory Neuroethics
  1. Recent neurotech news includes a significant amount of new funding for various companies and startups in the field.
  2. There are notable developments in neuroethics, with mentions of landmark neuroethics work in Colorado and Paris, as well as the implementation guidance for responsible innovation of neurotechnology from OECD.
  3. The post also covers a wide range of commercial activities, regulatory updates, and upcoming events in the neurotech industry, showcasing a vibrant and evolving landscape.

Notes on Erdmann Metro Area Housing Estimates: Part 2

Erdmann Housing Tracker • 63 implied HN points • 01 Dec 25
💼 Business Policy Housing Investing Market Analysis Real Estate
  1. The housing market has seen a rise in scarcity premiums, meaning the land under homes has become more expensive due to a lack of housing. This affects how valuable land is in different cities.
  2. Real estate development can be risky due to various market conditions, but areas with higher scarcity premiums may offer better investment opportunities in the long run.
  3. Understanding the trends in housing prices, rents, and scarcity can help local policymakers and developers make better decisions for their communities.

Preparing to launch 🚀

André Casal's Substack • 19 implied HN points • 12 Aug 24
💼 Business Product Development Finance Marketing Startups Entrepreneurship
  1. Testing the payment flow is crucial. It's important to ensure the payment system works correctly before launching, so real-world testing with coupon codes can help ease nerves.
  2. Improving the landing page can make a big difference. Sometimes stepping away helps you see what's unnecessary or unclear, allowing for better, more precise wording.
  3. Planning next steps is essential for a successful launch. Focus on pricing strategy, generating social proof, and preparing for platforms like Product Hunt to boost visibility.