The hottest Substack posts right now

according to Hacker News
Category
TheSequence 112 implied HN points 22 Dec 24
  1. OpenAI and Google are in a fierce competition to improve AI reasoning capabilities. Their advancements could lead to machines that think and solve problems more like humans.
  2. Better reasoning in AI could transform many fields, such as healthcare and law. Imagine AI helping doctors diagnose diseases with high accuracy or assisting lawyers in complex cases.
  3. As AI models become smarter at reasoning, they will change the way we live and work. This could open up many new opportunities and challenges for society.
Just Messaged 10 HN points 12 Jun 24
  1. WhatsApp is a significant platform with immense potential for communication, business, and innovation.
  2. Assessing the platform risk of startups built on WhatsApp is crucial, and a formula can help investors navigate this.
  3. Invest in startups that solve real problems using WhatsApp's strengths and capabilities, while avoiding risky third-party APIs and thin integration layers.
In My Tribe 258 implied HN points 11 Mar 24
  1. When prompting AI, consider adding context, using few shot examples, and employing a chain of thought to enhance LLM outputs.
  2. Generative AI like LLMs provide one answer, making the prompt crucial. Personalizing prompts may help tailor results to user preferences.
  3. Anthropic's chatbot Claude showed self-awareness, sparking discussions on AI capabilities and potential use cases like unredacting documents.
Jakob Nielsen on UX 38 implied HN points 17 Jul 25
  1. Four AI models created comic strips to explain how to change your career for the AI age. Each version had its own unique style and storytelling approach.
  2. The original article was very long, but the comic versions made it much shorter and more engaging. They turned 2,078 words into as few as 116 words.
  3. The manga characters were similar across the models, mostly featuring a young woman and a mentor figure. This shows how AI often sticks to similar themes in creative work.
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The Web Scraping Club 39 implied HN points 28 Jan 24
  1. Using different credentials per website when using proxies helps detect outliers and set thresholds per website.
  2. Be selective about the resources to load in your browser when using automation tools like Playwright to avoid unexpected usage of resources.
  3. Set a threshold to proxy usage for your scraper, even for seemingly trivial scrapers, to avoid unexpected costs.
Dana Blankenhorn: Facing the Future 59 implied HN points 15 Dec 23
  1. The Electric Vehicle (EV) revolution will lead to significant changes in the world, impacting car repair shops, gas stations, electricity demand, and the road network.
  2. Mass market EV adoption is currently happening in China, with affordable EVs becoming increasingly available from various car manufacturers worldwide.
  3. By 2030, most cars will be EVs, with technology advancements leading to cheaper and more competitive electric vehicles with longer ranges.
Artificial Ignorance 92 implied HN points 05 Feb 25
  1. There are two main ways AI is changing our digital world. One way focuses on creating new tools and software that work best for AI, while the other makes AI adapt to the existing tools we already use.
  2. Using structured methods for AI can make software development easier and more efficient. However, there's also a benefit in letting AI learn from messy, human-centered systems which can lead to faster improvements and wider usage.
  3. The future of AI in our daily tasks may not be about choosing one approach over another. Instead, it will likely blend structured and unstructured methods, finding a balance that works for both humans and AIs.
Dev Interrupted 28 implied HN points 19 Aug 25
  1. Having a strong DevOps culture is more important for successfully using AI than the actual model you pick. Teams that work well together can use AI tools better.
  2. AI can help improve communication and documentation skills among developers. By using AI, they can be nudged to write clearer comments and names for their code.
  3. The rollout of new AI models, like GPT-5, shows that not everyone will find the changes beneficial. It highlights how different people's experiences with AI can be.
Rod’s Blog 39 implied HN points 27 Jan 24
  1. Social media is a significant source of cyber threats, as cybercriminals use it to steal personal information, spread malware, and launch phishing attacks.
  2. Social media platforms are vulnerable to cybercrime due to the vast user base they have, making them attractive targets for cybercriminals.
  3. To stay safe on social media, it's important to be cautious about what you share, use strong passwords, be wary of suspicious links, keep software updated, and utilize two-factor authentication.
Midwest Humble 13 implied HN points 06 Nov 25
  1. Bamboo is expanding by opening two new community hubs, one in Detroit and another in Grand Rapids, to support local entrepreneurs and businesses.
  2. The Grand Rapids hub will be a space for innovation, creativity, and collaboration, welcoming various companies and hosting events like the 'Midwest House Summit.'
  3. Feedback from the community is important for future planning, and Bamboo encourages everyone to share their ideas on what they want to see next.
Matthew’s Substack 544 HN points 06 Mar 23
  1. To stand out in your tech career, gain a competitive advantage by consuming content meant for roles you work with.
  2. Understanding other roles helps you avoid common pitfalls and promotes cross-functional collaboration in modern tech companies.
  3. Learning about other roles boosts empathy, clears misconceptions, and helps you be strategic in your interactions with colleagues.
The ML Engineer Insights 7 HN points 03 Jul 24
  1. Machine learning interviews often cover four main rounds: breadth, depth, system design, and coding.
  2. Preparing for machine learning interviews requires a balance of understanding fundamental topics and practicing with sample questions.
  3. Machine learning system design interviews focus on problem definition, evaluation metrics, feature and data handling, model development, and deployment strategies.
Let Us Face the Future 238 implied HN points 14 Jul 23
  1. Optical computing uses light particles instead of electrons for computations, promising faster processing speeds and energy efficiency.
  2. Opto-electronic computing is close to commercialization, combining optical and electronic functions to leverage speed and bandwidth advantages.
  3. Optical computing faces challenges in adoption due to the need for changing components and manufacturing processes, but has potential for high-performance tasks like AI training.
Permit.io’s Substack 3 HN points 09 Aug 24
  1. Many creators are worried about how AIs use their work without permission. This can lead to sharing sensitive data and violating privacy laws.
  2. It's important to identify and rank who is accessing application data, including distinguishing between human users and automated bots.
  3. Users should have control over their own data. They need easy ways to set permissions for who can access their content and under what conditions.
America in Crisis 39 implied HN points 26 Jan 24
  1. Different business cultures like stakeholder theory and shareholder capitalism lead to distinct stock market behaviors and attract different types of investors.
  2. The strategy of using share buybacks to boost earnings per share and stock prices can lead to acquisitions and positive market movements for growth stocks.
  3. The transition from stakeholder theory to shareholder primacy in business cultures can impact stakeholders like employees, customers, and the community, as seen in examples like Boeing's safety concerns.
Infinitely More 38 implied HN points 04 Jul 25
  1. Infinitesimals were once thought to be nonsense in calculus but actually led to important mathematical breakthroughs. They help us understand changes in functions in a very effective way.
  2. Nonstandard analysis, introduced in the 1960s, provides a solid way to use infinitesimals rigorously through hyperreal numbers. This helps to connect the old and modern approaches in calculus.
  3. Different perspectives on nonstandard analysis can lead to various mathematical ideas and research directions, showing that there's not just one correct way to approach mathematical concepts.
Brad DeLong's Grasping Reality 7 implied HN points 09 Dec 25
  1. Rapid productivity-driven decline in a large sector can cut incomes, reduce both consumption and investment, and create a persistent aggregate demand shortfall that monetary policy may struggle to fix at the zero lower bound.
  2. Policy options include engineering expected inflation to lower real rates, using government loan or bank guarantees to shift risk and spur investment, or running large-scale public borrowing and spending to restore jobs and restructure the economy; some argue massive public investment is the most reliable route.
  3. Economists split on framing the problem — focusing on the savings-investment flow versus money supply and velocity — and resolving the crisis probably requires combining both perspectives.
Technically Optimistic 39 implied HN points 26 Jan 24
  1. AI technology like deepfakes has the potential to impact elections globally, with platforms like OpenAI taking steps to enhance election safety.
  2. OpenAI and other platforms are implementing restrictions on AI use in elections to prevent misuse, like disallowing the creation of campaign-related applications and deceptive chatbots.
  3. Government response to AI threats in elections has been slow, with calls for increased transparency, responsibility, and regulation to address the challenges posed by AI technologies.
Global Markets Investor 39 implied HN points 26 Jan 24
  1. It's crucial to understand the credit rating scale of bonds to identify distress in the financial system, as issues in the bond market can quickly impact other financial sectors.
  2. Monitoring indicators like bond spreads, such as the ICE BofA US Corporate Index Option-Adjusted Spread, can help determine the financial system's strength. Lower spreads usually indicate a healthier market.
  3. Using indices like the St. Louis Fed Financial Stress Index offers a comprehensive view of financial market stress, incorporating various metrics like interest rates, yield spreads, and stock and bond volatility.
Rod’s Blog 59 implied HN points 20 Nov 23
  1. Jon Block, a top-tier security analyst, used KQL - Kusto Query Language, to tackle cyber threats. This powerful query language helped him root out elusive cyber threats and protect digital landscapes.
  2. Jon's journey into cybersecurity began with self-taught programming and a determined spirit after being a victim of a cyber attack. His dedication led him to become a renowned cybersecurity professional using KQL.
  3. KQL's elegance and power allowed Jon to shine in the cybersecurity realm, offering protection to clients from all levels of society. His mastery of KQL made him a formidable force against cybercriminals.
Gradient Flow 179 implied HN points 20 Oct 22
  1. Data and AI job markets are showing signs of slowdown with declines in job postings, except for specific areas like data governance, DataOps, and MLflow.
  2. The technology job market, despite overall softening, still seeks specific technical skills with recruiters actively reaching out.
  3. The AutoML market is poised for significant growth, estimated to reach $14.5 billion in revenue by 2030, presenting immense potential for accelerating product development.
The Future Does Not Fit In The Containers Of The Past 27 implied HN points 17 Aug 25
  1. Focusing on solutions is key when selling. Customers want to know how you can solve their problems, not just what products you have.
  2. Keep interactions simple and accessible. Make it easy for people to understand and engage with what you offer.
  3. Make your presentations concise. Aim for no more than 9 slides, highlighting the main ideas and actions needed to keep your audience's attention.
Enterprise AI Trends 192 HN points 03 Jul 24
  1. Building AI infrastructure startups is really tough because there’s a lot of competition. Many startups struggle to offer something different enough to attract enterprise customers.
  2. It's hard for these startups to get noticed because bigger companies like AWS and Google can quickly copy any good ideas. This makes it tough for startups to maintain a unique edge.
  3. To succeed, startups should narrow their focus on a specific market or problem. Doing one thing really well can help them stand out instead of trying to cater to everyone.
depression2022 39 implied HN points 25 Jan 24
  1. PayPal announced new innovations at an event, like a one-click checkout product and making Venmo more business-friendly.
  2. The stock initially rose but then fell after the announcement, indicating mixed reactions from the world.
  3. The new CEO highlighted the potential for improvement by implementing simple, customer-focused changes, which could positively impact PayPal's business.
The Ideaspace 39 implied HN points 02 Jul 25
  1. Artist Corporations help creative people become owners instead of just gig workers. This gives them more control over their work and financial security.
  2. These new structures allow artists to pool their resources, share income, and improve their healthcare options. It can help them build wealth together.
  3. Creative people are becoming more recognized and powerful than ever before. An Artist Corporation could help shape a better future for half of America who see themselves as creators.
Jon’s Newsletter 199 implied HN points 21 Nov 22
  1. Bob Iger has returned as CEO of Disney after the ousting of Bob Chapek. This marks a surprising shift since Iger had stepped down in early 2020.
  2. Iger's previous leadership was highly successful, with Disney's market value increasing by $200 billion during his time as CEO. He was responsible for major deals and launches, like Disney+ and acquisitions of Pixar and Marvel.
  3. The company is facing challenges, such as pressure from investors for profit and upcoming job cuts. Iger's relationship with employees and vision for the company will be crucial in navigating these issues.
Jon’s Newsletter 59 implied HN points 19 Nov 23
  1. Tesla is making a humanoid robot called the Tesla Bot, or Optimus, which is expected to cost under $20,000 and be available for orders in about five years.
  2. This robot is designed to take on boring, repetitive, or dangerous tasks, like mowing lawns or helping elderly people.
  3. Tesla is building all the parts for the robot in-house, giving them a potential edge in manufacturing compared to other companies working on robots.