The hottest Substack posts right now

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Going Beyond Buffett

What's Important? • 46 implied HN points • 02 Feb 25
💼 Business Entrepreneurship Finance Economics Innovation Investing
  1. Warren Buffett is aging, and people are wondering who will carry on his legacy. The focus should not only be on who continues his investment success but also on who can embody his wisdom.
  2. The current market is like a fragile ecosystem dominated by familiar players. Instead of just choosing the best investments, we should be looking for more innovative and holistic approaches to business.
  3. To truly thrive in the future, businesses should embrace new, creative thinking that values quality and human experience over just profits. It's about being adaptable and aware, like a hare evading a predator, instead of a predictable stoat.

Top 5 financial posts of the 4/2024 trading week

Global Markets Investor • 19 implied HN points • 28 Jan 24
💰 Finance Cryptocurrency Investment Analysis Stock Market
  1. The S&P 500 ended near its highest point, driven by big Tech, while Tesla saw a significant drop. The Federal Reserve was meeting, and important tech companies like Apple and Amazon were set to report earnings.
  2. Bitcoin faced volatility after ETFs approval, dropping momentarily but stabilizing above $40,000. The future of Bitcoin's market trends remains uncertain.
  3. Chinese stocks have not performed well in the past decade, with the US stock market value surpassing China and Hong Kong combined. Despite looking cheap, investing in China carries significant risk during a potential bear market.

The loneliness of the long distance runbook

Wednesday Wisdom • 56 implied HN points • 11 Dec 24
🕹 Technology Software Engineering Documentation Management Processes
  1. Runbooks are often not followed closely because experienced engineers adapt them to their own knowledge and context. This can be good, but it also means runbooks might not be used as intended.
  2. When runbooks have errors or are not up to date, they can cause big problems. It's crucial to review and update runbooks regularly to keep them relevant and accurate.
  3. Don't expect runbooks to be perfect or solve all issues. They should be seen as guidelines rather than strict instructions, and everyone should have an understanding of the system behind them.

Consent Order Double Header Suggests Tough 2024 For Fintech, Banking-as-a-Service

Fintech Business Weekly • 141 implied HN points • 28 Jan 24
💼 Business Fintech Regulation Partnerships
  1. Fintech and media businesses are facing challenges like layoffs and closures, highlighting the importance of independent journalism.
  2. Regulatory changes like the CFPB proposed rules on junk fees and NY BNPL law are impacting the banking and fintech industry.
  3. Recent enforcement actions on Blue Ridge Bank and Choice Bank reveal the regulatory scrutiny on BaaS relationships, emphasizing the need for due diligence and compliance.
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9 tactics to get your first 50 SaaS customers in 2025

Startup Business Tips 🚀 • 47 implied HN points • 19 Jan 25
💼 Business Strategy Growth Sales Marketing SaaS
  1. Networking can help you find your first SaaS customers. Reach out to people you know for introductions and referrals.
  2. Creating comparison and alternative pages on your website can attract customers in crowded markets. Show how your product stacks up against competitors.
  3. Understanding customer feedback is crucial. Ask customers how they heard about you and track why deals were lost to improve your sales process.

Building Codiga: What Tools and Tech Stack for your Startup?

Tech Ramblings • 39 implied HN points • 07 Sep 23
💼 Business Management Tech Tools Startups Strategy
  1. Choose user-friendly tools like Google Workspace and Metabase for your startup. They save time and are easy for your team to use.
  2. Avoid trendy or expensive tools that complicate things and come with a steep learning curve. Stick to popular, reliable options that your team can easily adapt to.
  3. Use programming languages and frameworks that many developers know. This helps you find talent faster and keeps your focus on building your product instead of learning new tech.

🔊Capital Allocators China - Generative AI Panel

Interconnected • 200 implied HN points • 14 Aug 23
🕹 Technology Open Source AI Cloud Data Centers Geopolitics
  1. Generative AI requires a significant amount of electricity and power for training, leading to data centers being located near cheap energy sources.
  2. Open source technologies are challenging closed source in the generative AI space, with implications for competition and innovation.
  3. Chinese AI model makers are emerging in unexpected places like niche internet companies and academic research institutes, showing diversity in the AI landscape.

Maximizing Product Management Efficiency with ChatGPT and Generative AI

An Innovator's Sketchbook • 19 implied HN points • 28 Jan 24
🕹 Technology AI Data Analysis Automation Generative AI Product Management
  1. Leverage AI to boost personal productivity in product management through planning, execution, and user feedback analysis.
  2. Use large language models (LLMs) in product strategy for idea generation, evaluation, and decision-making.
  3. Optimize day-to-day efficiency by using AI to break down goals into manageable tasks and plan daily schedules.

Under the microscope: Tony Hawk's Pro Skater 2 (PlayStation, Dreamcast)

Rings of Saturn • 58 implied HN points • 01 Dec 24
🕹 Technology Programming Software Development Reverse Engineering Video Games Cheat Codes
  1. There are new cheat codes in Tony Hawk's Pro Skater 2 that have been undiscovered for 24 years. This was found by someone analyzing the game and its cheat code system.
  2. A special Python script was created to discover these cheat codes by attacking the game's hashing system. This method used a combination of known button sequences and permutations.
  3. One of the new cheat codes allows players to turn off shadows in the game. Another doubles the score, which can make gameplay more interesting!

Big Tech and Generative AI Q3 '24 Update

Tanay’s Newsletter • 63 implied HN points • 04 Nov 24
🕹 Technology AI Cloud Computing Data Analysis Software Development Tech Innovation
  1. Amazon is making big strides in AI by providing tools for developers and creating custom chips. They are seeing huge interest in their AI services, which are growing fast despite lower profit margins.
  2. Google is using AI to improve its search capabilities and has rolled out new features to enhance user experience. Their AI models, called Gemini, are being adopted widely across their products and they are investing significantly in infrastructure.
  3. Apple has launched its AI system, Apple Intelligence, focusing on privacy and enhancing the user experience of their products. Although they're investing in AI, their spending is still lower compared to competitors, but they plan to increase their efforts.

Drunk on the Narrative

Charles Eisenstein • 2 implied HN points • 11 Jan 26
📖 Philosophy Community Cultural critique Social theory Narrative Theory Ethics Political Thought
  1. A second video in the Sanity Project 2026 series has been released, and more short videos will be posted frequently.
  2. Comments on the Substack videos are being turned off to avoid spreading the creator too thin, and discussion is being moved to a dedicated forum on Mighty Networks (naascommunity.org).
  3. The Substack is reader-supported and readers are invited to subscribe or support the work with a free or paid subscription.

Moore's Law Changed Our Lives Forever: Rest in Peace Gordon Moore

Mule’s Musings • 256 implied HN points • 25 Mar 23
🕹 Technology Legacy Engineering Innovation Computing Semiconductors
  1. Moore's Law drove massive technological progress and changed our lives significantly
  2. Moore's Law enabled the rapid advancement of communication, entertainment, and healthcare
  3. Moore's Law was an aspiration upheld by the semiconductor industry, not a scientific law, but its impact on technology and progress remains profound

Getting Faster for Your Own LLM Inference

The Beep • 19 implied HN points • 28 Jan 24
🕹 Technology Data processing Software Development Machine Learning Computing AI
  1. Lowering the precision of LLMs can make them run faster. Switching from 32-bit to 16 or even 8-bit can save memory and boost speed during processing.
  2. Using prompt compression helps reduce the amount of information LLMs have to process. By making prompts shorter but still meaningful, the workload is lighter and speeds up performance.
  3. Quantization is a key technique for making LLMs usable on everyday computers. It allows big models to be more manageable by reducing their size without losing too much accuracy.

Enough: The Forgotten Lesson of Ben Graham's Life

Neckar’s Notes • 264 implied HN points • 04 Mar 23
💰 Finance Investing Wealth Education Philosophy Business
  1. Ben Graham's success was largely due to his investment in GEICO, not just deep value stocks.
  2. Graham's approach to investing was more focused on teaching basic principles accessible to all, rather than on seeking out the best companies like GEICO.
  3. Buffett, unlike Graham, dedicated himself to the pursuit of amassing wealth through compounding capital, while Graham saw investing as just one of many interests in his life.

Anti-Open Source AI Agitators are Uniquely Dangerous and They Must Be Stopped

Future History • 140 implied HN points • 01 Feb 24
🕹 Technology Innovation AI Open Source Regulation Ethics
  1. Open source AI is crucial for innovation and must be protected from anti-open source agitators.
  2. Anti-AI pressure groups often lack understanding of how open societies work and the benefits of open source software.
  3. Criticism of AI should focus on intelligent regulation rather than restricting innovation and advancements in technology.

Algorithms you should know before taking System Design Interviews [System Design Sundays]

Technology Made Simple • 79 implied HN points • 11 Sep 22
🕹 Technology Algorithms
  1. Focus on understanding a few key algorithms that frequently show up in System Design interviews. Knowing these well can lead to great results.
  2. Prioritize learning the 'Five-star' algorithms, understand why they exist and the problems they solve. These are very important for interviews.
  3. Remember the 80/20 rule - most results come from basics that are commonly tested. Invest time in mastering those before moving on to advanced topics.

Model commoditization and product moats

Democratizing Automation • 126 implied HN points • 13 Mar 24
🕹 Technology Machine Learning Artificial Intelligence Data Infrastructure Model Training Open Source
  1. Models like GPT4 have been replicated in many organizations, leading to a situation where moats are less significant in the language model space.
  2. The open LLM ecosystem is progressing, but there are challenges in data infrastructure and coordination, potentially leading to a gap between open and closed models.
  3. Despite some skepticism, Language Models have been consistently enhancing their reliability making them increasingly useful for various applications, with potential for new transformative uses.

Useful Utility: Accounting for Taste (Part 2)

reedmolbak • 19 implied HN points • 27 Jan 24
📖 Philosophy Consequentialism Taste Morality Ethics Utilitarianism
  1. Moral philosophy can be based on individual tastes rather than universal principles, leading to ethical decisions rooted in personal preferences.
  2. Conflicts in tastes are common, and ethical choices involve recognizing and balancing personal preferences, whether altruistic or self-centered.
  3. Utilitarianism suggests evaluating and prioritizing individual tastes to make decisions that best satisfy personal desires and goals.

It’s Fed Day; who cares?

Klement on Investing • 1 implied HN point • 28 Jan 26
💰 Finance Investing Macroeconomics Markets Inflation Central Banks Monetary Policy
  1. A Fed rate decision may have limited impact right now because the chair is a lame duck and shifting US policy (like tariffs) makes the inflation outlook uncertain.
  2. When policy uncertainty is high, companies generally revise their inflation expectations faster and more strongly in response to rate hikes or cuts.
  3. Firms and traders who closely follow central-bank signals tend to anticipate moves and therefore adjust their inflation expectations far less, especially during periods of high uncertainty.

Useful Utility: Consequences (Part 1)

reedmolbak • 19 implied HN points • 27 Jan 24
📖 Philosophy Consequentialism Decision-making Utilitarianism Ethics
  1. Consequentialism focuses on the outcomes of actions rather than the actions themselves
  2. Utilitarianism's core concept is that decisions should be made based on consequences and what's best for achieving goals
  3. Ethical decisions often benefit from using a consequentialist approach, considering outcomes and consequences over abstract ethical theories

What are the essential things investors need to know about the regulatory landscape?

Tech + Regulation • 19 implied HN points • 19 Feb 24
💼 Business Startups Investment Regulation Economics Market Trends
  1. Understanding the regulatory landscape is key for investors in startups. Companies that plan for future regulations can reduce risks and stand out from competitors.
  2. New laws in Europe are making it harder for larger companies, creating chances for smaller businesses to thrive. Startups can take advantage of these rules to grow.
  3. Investors should ask about how companies are preparing for regulations, especially if they use AI or target specific audiences like kids. Knowing the compliance strategies can help in making better investment choices.

Buffett, Draper, & Partners

Jay's Data Stream • 23 implied HN points • 06 Jun 25
💼 Business Management Investing Finance Marketing Leadership
  1. Mad Men shows the dark side of success, where the main character struggles with his identity and personal relationships due to his career. It highlights how chasing success can cost us our true selves and loved ones.
  2. Both Warren Buffett and Don Draper show that a drive for success often leads to family neglect. While one character battles addiction, the other realizes too late the emotional distance created by his obsession with work.
  3. Greg Abel, Buffett's successor, represents a new way of balancing work and family life. His choices suggest a shift toward valuing personal connections over pure financial success.

A Tale of Two Ships

Gordian Knot News • 241 implied HN points • 05 May 23
💼 Business Quality control Regulation
  1. Regulatory inefficiency can drastically increase costs, sometimes by a factor of 30.
  2. Nuclear power regulation, a refined form of Navy regulation, can also lead to similar cost issues.
  3. The difference between the ideal cost and the actual cost can vary greatly due to market conditions and standards.

"Troubled" Axiom Bank Retaliated Against AML Whisteblowers, Ex-Staffers Say

Fintech Business Weekly • 66 implied HN points • 20 Oct 24
💰 Finance Compliance Fintech Legal Banking Regulation
  1. Axiom Bank faced serious allegations of retaliation against former employees who raised concerns about compliance and risk management issues. The complaints suggest that the bank ignored safety regulations and retaliated against those who spoke up.
  2. TomoCredit, facing financial struggles, defaulted on its debts and is being sued for not paying vendors. The company also has legal challenges over misleading practices related to its credit-building products.
  3. Both Axiom Bank and TomoCredit reveal challenges in the fintech sector related to compliance, financial stability, and ethical practices. These cases highlight the risks involved in the rapidly changing financial technology landscape.

Tech Talks Weekly #4

Tech Talks Weekly • 19 implied HN points • 19 Feb 24
🕹 Technology Data science Cloud Computing Programming Languages Software Development Web Development
  1. The newsletter summarizes recent tech talks from various conferences, making it easier for readers to find valuable content. It's a great resource for anyone interested in technology.
  2. Each issue features a selection of must-watch talks, along with a list of new uploads categorized by conference. This helps viewers easily discover trending topics in tech.
  3. Readers are encouraged to provide feedback on the newsletter format and share it with friends or colleagues to grow the community. It's all about connecting more people to interesting tech discussions.

Neuropessimism, the impossible ideology

Square Circle • 3 implied HN points • 17 Dec 25
📖 Philosophy Epistemology Mind Spirituality Ethics Metaphysics Aesthetics Consciousness
  1. The brain is a messy, evolved organ whose outputs we admire but that can be self-serving and unreliable, so it’s reasonable to question how much we should trust it.
  2. Neuropessimism says we should reject brain-made judgments and favor the intrinsic value of nature, a stance that pushes toward asceticism and seeking un-simplified complexity but is nearly impossible to fully live out.
  3. The opposite view notes that distrusting the brain may commit a logical error: its convoluted design might be exactly what produces our best insights, so a balanced response is humility, rest, and appreciation rather than total rejection.

Fear of AI is Profitable

Cybernetic Forests • 39 implied HN points • 02 Apr 23
🕹 Technology AI Data Ethics Art Neural Networks
  1. Fear of AI can be profitable through marketing strategies that capitalize on existential threats from AI.
  2. There is skepticism about the narratives surrounding powerful AI systems being motivated by fear of sentient AI surpassing humans.
  3. Prioritizing speculative future AI risks can distract from addressing the immediate impacts of AI technology on society and real-world problems.

Why Claude 3 is a big upgrade

Artificial Ignorance • 130 implied HN points • 06 Mar 24
🕹 Technology Models Artificial Intelligence AI safety Competition Benchmarking
  1. Claude 3 introduces three new model sizes; Opus, Sonnet, and Haiku, with enhanced capabilities and multi-modal features.
  2. Claude 3 boasts impressive benchmarks with strengths like vision capabilities, multi-lingual support, and operational speed improvements.
  3. Safety and helpfulness were major focus areas for Claude 3, addressing concerns like reducing refusals while balancing between answering most harmless requests and refusing genuinely harmful prompts.

Best Business Thinker?

Bet On It • 135 implied HN points • 14 Feb 24
💼 Business Entrepreneurship Management Finance Investing
  1. The post discusses the search for the best business thinker who is intellectually responsible and data literate, with a focus on making money through various mediums like lectures, podcasts, or books.
  2. There is an exploration of finding a voice of reason in the realm of business, investing, finance, and other related fields, seeking individuals who can provide intellectual clarity and resist biases.
  3. The post mentions the question of whether there is a 'LessWrong' equivalent in financial mathematics, business, and career development, pointing out the quest for insightful and reasonable resources in these domains.

LLM links, 2/4

In My Tribe • 136 implied HN points • 04 Feb 24
🕹 Technology Philosophy Growth Essays Economics AI
  1. Children learn by sensing and manipulating objects, which is expected to influence AI development.
  2. AI alignment issues are compared to human alignment issues, showing the importance of getting along in society.
  3. There are hard resource constraints that may limit extreme AI-driven growth, highlighting the importance of understanding these limits.

Maker News - July 2025 Update

Maker News • 15 implied HN points • 31 Jul 25
🕹 Technology AI Electronics Hardware Software DIY
  1. Using hotkeys in KiCad can make designing faster and more efficient. Small changes can save a lot of time when working on circuits.
  2. Crowdfunding hardware projects involves a lot of hidden costs and calculations. It's important to understand these details to avoid losing money.
  3. New technologies like AI and ESP-NOW are changing how we build hardware. They help make projects easier and more connected without traditional setups.

The Man-Made Miracle of SpaceX

Common Sense with Bari Weiss • 125 implied HN points • 18 Mar 24
🕹 Technology Telecommunications Economics Innovation Entrepreneurship Space Exploration
  1. SpaceX follows a strategy of learning from failures to achieve success, as seen from their history with Falcon rockets.
  2. SpaceX's Starship program has promising advancements like successful stage separation, in-orbit fuel transfers, and potential for deep space missions.
  3. SpaceX's success and profitability are driven by innovations like reusable rockets and the Starlink satellite constellation, reshaping the space industry.

🪩 Newsletter #43: the framework war, optimisation with Ruby, being promoted...

Women On Rails Newsletter - International Version • 39 implied HN points • 09 Feb 23
🕹 Technology Some Code On the Web Ruby and Rails News Web News
  1. The newsletter discusses code optimization in Ruby on Rails, emphasizing the use of memoization and resources to optimize applications.
  2. Recent news in the Ruby and Rails world include Ruby celebrating its 30th anniversary, a new gem for Business Intelligence in Rails, and advancements in deployment with Docked and Rails 7.1.
  3. Tips shared in the newsletter cover diverse topics like using AI with GitHub Pilot, managing difficult conversations at work, and strategies for career growth without pursuing a management path.

The Canaries in the Digital Coal Mine

The Digital Anthropologist • 19 implied HN points • 26 Jan 24
🕹 Technology Virtual reality Ethics AI Data Privacy
  1. Brilliant minds are questioning the role of Artificial Intelligence and offering a voice of reason amidst the hype of technology leaders.
  2. These 'canaries' are pro-technology but emphasize the importance of ethical AI and human-centric approach to technological advancements.
  3. The list of influential voices includes experts like Shoshana Zuboff, Jaron Lanier, Timnit Gebru, Carissa Véliz, and more, who provide valuable insights on technology and humanity.