The hottest Substack posts right now

according to Hacker News
Category

Five grand challenges of offshore wind financing in the United States

Jérôme à Paris • 121 implied HN points • 20 Nov 23
💰 Finance Renewable Energy Infrastructure Regulation Workforce Investment
  1. Offshore wind energy in the U.S. faces challenges like financing in early stages, policy support, workforce development, transmission barriers, and scaling floating wind technologies.
  2. There is a need for structural changes and alignment across various sectors to support the rapid growth of offshore wind energy in the U.S.
  3. Despite challenges, the U.S. has favorable conditions for offshore wind energy expansion and overcoming obstacles requires collaboration between researchers, practitioners, policymakers, and regulators.

Having expertise isn’t the same as communicating it

The Ask Newsletter — by Ellen Donnelly • 10 implied HN points • 20 Aug 25
💼 Business Marketing Coaching Leadership Branding Entrepreneurship
  1. Having expertise is not enough; you need to communicate it effectively to be recognized and succeed. It's about how you connect with your audience, not just what you know.
  2. Turning your knowledge into income is both emotional and practical, and it requires navigating both aspects. You need to love what you do to stick with it.
  3. To grow your authority, carve out a specific niche and don't fall for the myth of overnight success. It takes consistent effort and experimentation to see real results.
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Look at yourself in the mirror

Tech Ramblings • 39 implied HN points • 25 Jun 23
💼 Business Feedback Success Metrics Leadership Startups Entrepreneurship
  1. People often show only their strengths and avoid talking about mistakes. It's important to face your failures honestly.
  2. Many founders mistakenly believe their company is doing well without understanding the real numbers. They need to check their reality against actual progress.
  3. Getting honest feedback is key to knowing if you're on the right path. Without it, it's hard to measure how well you're doing.

Easy life? No, most of us want challenging, rewarding work

Make Work Better • 98 implied HN points • 14 Feb 24
💼 Business Workplace culture Employee Experience Management Practices Employee Rights
  1. Many employees value challenging and impactful work that allows them to learn and grow.
  2. Employee Experience initiatives can sometimes end up creating well-intentioned but ineffective programs like wellness webinars.
  3. Employees should be cautious about what they communicate on work chat platforms as bosses may have access to those conversations, and individuals have the right to request all digital data held about them.

February 2022 Tech Buzz China Newsletter

Tech Buzz China Insider • 119 implied HN points • 31 Jan 22
🕹 Technology China tech Markets Digital innovation
  1. Join the Tech Buzz China Insider community with a special coupon 'YEAROFTIGER' for $10 off to learn more about China tech
  2. Access to live webinars on e-CNY and China Markets & Macro available to the public through subscription and reviews
  3. Explore detailed analysis on Chinese regulations in 2022 and the Bearish View on VIEs in the Tech Buzz China Insider community for investors and operators

What 1,250 Workers Really Think About AI (And Why You’re Probably Lying to Yourself)

The Product Channel By Sid Saladi • 3 implied HN points • 07 Dec 25
🕹 Technology UX Trust Automation User Research Workplace Product AI
  1. There’s a big perception gap: people say AI mostly augments them, but actual behavior shows heavy automation, so you must measure real usage not just ask users.
  2. Social stigma makes many professionals hide their AI use, which skews adoption metrics and creates workplace theater, so design for disclosure comfort and respect identity.
  3. Different professions treat AI differently — creatives want control and pride, scientists want trustworthy, explainable partners, and general workers want to preserve identity — so segment by professional identity and build transparency and reliability features.

Sorry, But A.I. Doesn't Exist.

The Digital Anthropologist • 19 implied HN points • 09 Dec 23
🕹 Technology Tools NLP Generative AI Machine Learning AI
  1. Artificial Intelligence (AI) doesn't actually exist as a singular entity, but rather as a collection of various tools and technologies.
  2. While AI tools are important and valuable, they are currently limited to Narrow AI, meaning they excel at specific tasks but lack overall intelligence.
  3. Understanding the reality of AI, including its limitations and the motivations behind the hype, is crucial for regulation, governance, and innovation in the field.

Practical Reinforcement Learning and Differential Privacy

Gradient Flow • 119 implied HN points • 17 Feb 22
🕹 Technology Infrastructure Privacy Data science Machine Learning
  1. The ratio of data scientists to data engineers varies based on factors like tools, infrastructure, and use cases, with no set ideal ratio.
  2. Interesting developments include a new podcast discussing machine learning infrastructure at Netflix, imperceptible NLP attacks, and evolving data science training programs.
  3. Exciting tools and updates in the data and machine learning space, like practical reinforcement learning applications, scalable differential privacy for Python developers, and the Orbit version 1.1 for Bayesian time-series analysis.

New advice for aspiring managers

The Engineering Manager • 15 implied HN points • 30 Jun 25
💼 Business Leadership Management Organizational Behavior Career development
  1. Becoming a manager today is different. You have to show that you can get the most out of your existing team since hiring new people is harder.
  2. Efficiency is key now. Managers should focus on making their teams work better with fewer resources instead of just growing their teams.
  3. Using AI is essential for managers. You need to help your team use AI tools effectively to improve productivity and show how these tools make a difference.

Detecting Deepfakes in a cheap and effective way [StoryTime Saturdays]

Technology Made Simple • 59 implied HN points • 04 Sep 22
🕹 Technology Detection Artifacts Deepfakes Research ML models
  1. Deepfakes have serious legal and social consequences, especially with advancements in creating synthetic audio and video.
  2. There are cheap and effective ways to detect Deepfakes by looking for 'fingerprints' left by image tampering.
  3. Research shows promise in using simple models to detect Deepfakes by identifying differences between generated and real images.

For You

Conspirador Norteño • 44 implied HN points • 22 Nov 24
🕹 Technology Algorithms Content curation User Experience Data Analysis Social media
  1. The 'For You' feed on X shows mostly posts from accounts you don't follow. In fact, more than half of the recommended posts come from these unfamiliar sources.
  2. Elon Musk's posts are the most frequently suggested, even to users who do not follow him. This indicates that trending figures often dominate the recommendation algorithm.
  3. Connections between suggested accounts are mostly based on repost interactions. Most recommended accounts have links to the ones you already follow, showing a network effect.

Economic Calendar for the Week of February 9, 2025

Alex's Personal Blog • 32 implied HN points • 09 Feb 25
💰 Finance Earnings Reports Market Trends Investing Economics Global events
  1. This week has important earnings reports from many tech companies like Monday.com and Zillow. Keep an eye on how they perform as it might affect the market.
  2. There are several key economic events in the U.S. this week, such as consumer inflation reports and retail sales. These can give us clues about the economy's health.
  3. Global economic updates are happening too, with events like unemployment rates and industrial production in countries like China, Turkey, and Germany. These will help us understand the international economy.

sunday evening musings

bad cattitude • 95 implied HN points • 25 Feb 24
🕹 Technology AI Creativity Artificial Intelligence Future Music
  1. AI presents a complex future - it may liberate or enslave humanity, enabling creativity or trapping us in repetitive cycles.
  2. Binary thinking about AI may limit us - we should consider broader possibilities beyond our current understanding.
  3. The future with AI will be an unpredictable and exciting journey - filled with promise, danger, aspiration, and frustration, much like a thrilling road trip.

Announcing LASEC: LLM Application Security Executive Certification

PromptArmor Blog • 92 implied HN points • 20 Mar 24
🕹 Technology Cybersecurity Artificial Intelligence Education Compliance Threat intelligence
  1. LASEC is a new certification focused on LLM application security. It aims to educate leaders on current security threats and best practices.
  2. Participants will learn about real-world threats, including a new exploit discovered by PromptArmor. They'll also dive into compliance standards and how to balance security with product development.
  3. The certification program is designed to share knowledge gained from working with top security leaders in Fortune 100 companies, making it a valuable resource for security professionals.

Trigger Warning: Your Gig Platform is About to Get Ghosted

Gad’s Newsletter • 29 implied HN points • 03 Mar 25
💼 Business Economics Gig Economy Market Trends Startup
  1. Disintermediation is when users go around the platform to make deals directly, which can hurt the platform's business model. This often happens once users have established trust with workers.
  2. Platforms need to keep payments and information flowing through their systems to stay profitable and maintain trust. When users handle things off-platform, the platform loses its ability to manage quality and safety.
  3. Gig platforms like Protector must balance building trust and encouraging new connections to avoid losing customers. If users only hire familiar workers, they may skip using the app altogether.

Freddie Mac House Price Index Increased in December; Up 4.0% Year-over-year

CalculatedRisk Newsletter • 33 implied HN points • 31 Jan 25
💰 Finance Investment Analysis Real Estate Market Trends Economic data Housing Prices
  1. The Freddie Mac House Price Index went up by 4.0% in December compared to last year. This shows that home prices are rising again after a period of decline.
  2. Most of the cities with the biggest price drops are in Florida, with Austin being the worst performer overall. This indicates that some areas are struggling much more than others.
  3. As more homes become available for sale in 2025, the growth in house prices might slow down. So even though prices are rising now, that might change in the near future.

The Early-Stage Recruiting Trap

Tippets by Taps • 12 implied HN points • 24 Jul 25
💼 Business Hiring Recruiting Leadership Growth Startups
  1. Recruiting is crucial for startup success. If you don't make it a priority, you risk wasting your time and money.
  2. Everyone in the company should contribute to recruiting. Your team can help find great candidates through their networks.
  3. Good hires will help your business grow. Having the right people leads to better performance and less stress in the long run.

HackerNews Ranking Algorithm: How would you have done it?

Vigneshwarar’s Newsletter • 181 HN points • 09 Apr 23
🕹 Technology Algorithms Ranking Discussion Search Engine Manipulation
  1. The current HackerNews ranking algorithm is based on a simple formula involving points, age, and a constant factor.
  2. Proposing a new approach called HackerRank that incorporates PageRank-like scoring for user profiles based on upvotes and takes flagging into account.
  3. Additional ideas for improving the ranking algorithm include considering user submission upvotes, reading time, and website reputation.

Q3 2024: Clock Starts Anew

Interconnected • 46 implied HN points • 02 Nov 24
💰 Finance Economic Policy Investment Strategies Investing Market Trends
  1. The new fund started on October 1, focusing on technology related to cloud computing and AI. This means the fresh investments will reflect the latest strategies and insights.
  2. Big tech companies like AWS, Azure, and Google Cloud are showing strong growth, indicating a possible recovery in the cloud market. This is an exciting time for investing in these sectors.
  3. With the upcoming U.S. elections and economic changes, there may be market fluctuations. It's better to stay calm and stick to long-term investing rather than reacting to short-term news.

Portubots and Englifleshes: Why comparative advantage won't ensure humans always have jobs

Philosophy bear • 92 implied HN points • 16 Mar 24
📖 Philosophy Robotics Economics AI
  1. Comparative advantage theory doesn't guarantee that humans will always have jobs, even if robots are better at everything.
  2. In a world where robots excel at tasks, they will specialize in areas of greater efficiency, leaving tasks with smaller disadvantages for humans.
  3. Human labor being displaced by machines poses challenges, and comparative advantage alone may not ensure employment for humans in all scenarios.

The Fat App Thesis

Three quarks • 36 implied HN points • 31 Dec 24
🔮 Crypto Investing Finance Economics Blockchain Technology
  1. The value in the blockchain space is shifting from protocols to apps. Apps are becoming more important as they connect users and create real-world value.
  2. Historically, protocols were seen as the main drivers of value, but now apps have stronger user bases and unique offerings that can actually generate revenue.
  3. The recent success of various apps shows that the ecosystem is evolving. Users are drawn to innovative apps, which in turn makes protocols more valuable, creating a partnership rather than competition.

Can I talk to an AI, please?

Generating Conversation • 46 implied HN points • 07 Nov 24
🕹 Technology Product Development Market Trends AI User Behavior
  1. AI products require users to change their mindset. Instead of expecting a perfect answer right away, users learn to work with AI to get better results over time.
  2. AI doesn't just replace existing tasks; it creates new opportunities. Users can now ask AI to do many things that were difficult or time-consuming before.
  3. Using AI tools gives valuable insights into user behavior. Users feel more comfortable asking simple or repetitive questions that they wouldn't ask a human, providing helpful data for improving the product.

📽 Webinar: Building AI Agents with Fine-tuned SLMs

TheSequence • 35 implied HN points • 20 Jan 25
🕹 Technology AI Webinars Business Software Performance
  1. The webinar will showcase how Marsh McLennan used AI agents to improve their business, saving a lot of time and effort for their staff.
  2. Participants will learn about different ways to enhance AI performance and how to achieve better accuracy with specialized models.
  3. The session will also include tips on scaling AI solutions and a live demonstration of the tools in action.

Warren Buffett’s Rare Big Investing Mistake

Behavioral Value Investor • 148 implied HN points • 06 Aug 23
💰 Finance Valuation Profitability Lessons Investing Mistakes
  1. Even successful investors like Warren Buffett make mistakes, which is a crucial lesson for all investors.
  2. When investing, it's important to stick to your circle of competence to avoid big investing mistakes.
  3. Paying a high price for an investment with little room for error can be a risky move, highlighting the importance of a margin of safety.

Disinformation Handbook: A Concise Guide to Countering Disinformation (2)

Natto Thoughts • 19 implied HN points • 07 Dec 23
🕹 Technology Social media Disinformation Artificial Intelligence Fact-checking Data Analysis
  1. The post discusses disinformation and how it can harm individuals and society.
  2. Tips are provided to detect and avoid disinformation, including advice on how to investigate sources and spot deepfakes.
  3. Various professionals like litigators, intelligence analysts, fact-checkers, and historians, provide valuable insights for countering disinformation.

Look for the next bottleneck

Sunday Letters • 79 implied HN points • 23 Oct 22
🕹 Technology Education Optimization Innovation Medicine Disruption
  1. Optimization is a constant process in our daily lives. We look for ways to make things easier, faster, and cheaper to achieve our goals.
  2. Bottlenecks are points that limit the effectiveness of a system. Identifying these bottlenecks helps us understand what is holding us back.
  3. Disruption can happen when new technologies find a way around existing bottlenecks, leading to better solutions and opportunities. Staying curious and willing to change is key to innovation.

A few words on Ruby's type annotations state

zverok on lucid code • 173 implied HN points • 06 May 23
🕹 Technology Programming Pattern matching Ruby
  1. There was pressure to add type annotations to Ruby, but the language's creator, Matz, was not initially fond of the idea.
  2. Experimentation with tools like steep and Sorbet showed the challenges of implementing type annotations in Ruby, leading to the development of RBS as a compromise solution.
  3. The complexity of integrating type annotations into Ruby's design, especially in metaprogramming scenarios, makes it a challenging feature to implement.

Underdog Founders - Andrej builds an AI that decides if you need surgery better than doctors.

ChatGPT4 as a CEO and Underdog Founders • 19 implied HN points • 07 Dec 23
🕹 Technology AI Startups Fundraising Healthtech
  1. Andrej built an AI that can decide if surgery is needed better than doctors.
  2. He faced challenges in getting funding and gaining credibility in the medical industry without prior experience.
  3. Remedy Logic, his startup, now provides better surgery candidacy assessments than actual surgeons.

More Fast 50 Under Fifty

The Security Industry • 13 implied HN points • 16 Jul 25
💼 Business Vendors Growth Data Analysis Cybersecurity Startups
  1. There are many cybersecurity companies with fewer than 50 employees showing growth. In fact, there are currently 459 of them that have positive growth this year.
  2. Some companies from last year's Fast 50 list have continued to thrive and are on track to join a larger group called the Cyber 150.
  3. Tracking data helps identify which smaller companies are rising quickly in the cybersecurity field, making it easier to spot potential leaders.