The hottest Substack posts right now

according to Hacker News
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AI-Native UGC Game Engine, Reasoning VLMs, Kyutai TTS, Collective Intelligence for Frontier AI, pay per crawl, String by Pipedream, Qwen VLo, Ovis-U1-3B, Context Engineering and more

AI Brews • 15 implied HN points • 04 Jul 25
🕹 Technology Open Source AI Development Models Gaming
  1. A new game engine called Mirage allows players to create and interact with game worlds using AI in real-time. This means players can change the game as they go, making it more dynamic and engaging.
  2. Cloudflare has introduced a new feature called 'pay per crawl' that gives content creators control over how AI accesses their content. This allows them to charge for access or restrict it as they see fit.
  3. Several companies have released advanced AI models, including new text-to-speech technology that works with low latency and open-source models that improve image and language understanding.

How to Get Ahead of 99% of Software Engineers

Brain Bytes • 19 implied HN points • 13 Dec 23
🕹 Technology Coding Personal Development Career growth Software Development Networking
  1. Invest time in personal coding projects, starting with small ones and progressing to more complex ones. Quantity is crucial in the beginning, followed by a focus on quality.
  2. Define clear, measurable goals and work backward to plan your learning journey. Reverse engineering your goals helps to track progress and stay motivated.
  3. Develop not just technical skills but also soft skills like communication and teamwork. Networking and surrounding yourself with other developers can lead to valuable opportunities.

Fight to Repair Weekly: Week of November 21, 2022

Fight to Repair • 39 implied HN points • 24 Nov 22
🕹 Technology Podcast News Events Repair Social media
  1. When discussing Right to Repair with family, focus on personal connections and positive experiences rather than getting into politics right away.
  2. Different approaches to talk about repair with different people: car lovers, tech enthusiasts, politically-minded individuals, environmentalists, or those seeking cost-efficient solutions.
  3. Interesting news like Apple potentially removing iPhone ports due to EU regulations, India creating an online repair portal, and barriers to repairable products in Canada are noteworthy updates in the fight for repair rights.

Your job as a CEO: Communicate a Vision

Tech Ramblings • 59 implied HN points • 05 Mar 23
💼 Business Sustainability Strategy Marketing Entrepreneurship Leadership
  1. As a CEO, one of your main jobs is to clearly communicate your vision. This helps inspire your team and attract customers who believe in your goals.
  2. A strong vision is important both inside your company and outside. It helps hire committed employees and serves as a marketing tool for your brand.
  3. Patagonia's founder, Yvon Chouinard, is a great example of someone who communicates a clear and responsible vision. His focus on sustainability has built a loyal customer base that values the brand's mission.
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Spam in the firehose, part III

Conspirador Norteño • 32 implied HN points • 14 Feb 25
🕹 Technology Social media User Behavior Spam Detection Online Trends
  1. There is a large network of fake accounts on Bluesky, all created to follow real users quickly and in groups. These accounts look almost identical, using default profile images and very little personal information.
  2. The spam accounts often follow a mix of different types of real accounts, including celebrities and businesses, but they usually don't have much content themselves. They mainly repost or reply with very simple comments.
  3. The way these fake accounts behave, like following in large swarms, makes it easy to spot them. They create a clear pattern that shows they aren't real users.

Unfortunately, OpenAI and Google have moats

Democratizing Automation • 174 implied HN points • 17 May 23
🕹 Technology Data AI Open Source Innovation Research
  1. Companies like OpenAI and Google have competitive advantages known as 'moats' through data and user habits.
  2. Creating and fine-tuning chatbots based on large language models require extensive data and resources, posing challenges for open-source development.
  3. Consumer behavior and association biases often prevent users from switching to alternative platforms, reinforcing the dominance of tech giants like Google.

Where Is Your AI God Now?

Gradient Ascendant • 15 implied HN points • 01 Jul 25
🕹 Technology AI Ethics Cultural impact
  1. People are becoming obsessed with AI, leading some to develop strange beliefs and delusions about their interactions with it. This trend is seen as similar to past religious fervors.
  2. Discussions about AI can sometimes sound like religious debates, with some individuals treating AI almost like a divine entity. This resembles how some people think about traditional gods.
  3. The rise of AI might change how we view and practice religion, with new dynamics emerging as people engage with AI in ways that mimic spiritual experiences.

2nd Look at Local Housing Markets in June

CalculatedRisk Newsletter • 14 implied HN points • 11 Jul 25
💼 Business Market Trends Economic Indicators Inventory Levels Real Estate Sales Data
  1. In June, home sales increased by 4.5% compared to last year. This is a positive change after a decline in May.
  2. Inventory of homes for sale was up 30.8% year-over-year. This means more homes are available for buyers than before.
  3. New listings in June were also up by 5.5% from last year, but they are still lower compared to June 2019.

Designing database for Google Calendar, drafts

Minimal Modeling • 101 implied HN points • 18 Feb 24
🕹 Technology Database Design
  1. The author is working on a detailed text about designing a database for a product similar to Google Calendar, following concepts from a specific book.
  2. The current text has four sections with more to come and will also become a chapter in a book, with chapters shared via a mailing list.
  3. Feedback is sought, especially from those new to database modeling, on the outlined topics like all-day events, time-based events, and more.

Here's How Generative AI Can Fix The News

jonstokes.com • 164 implied HN points • 15 Jun 23
🕹 Technology Media AI News Tools Content
  1. Generative AI has the potential to revolutionize the media industry and improve the quality of news stories.
  2. AI can streamline the news reporting process by assisting with drafting, editing, and formatting content.
  3. Creating AI-powered tools for editing, production, art, and promotion can enhance storytelling and make news creation more accessible.

Freedom, Not Control

Splattern • 19 implied HN points • 12 Dec 23
📖 Philosophy Spirituality Existentialism Free will Freedom Self-Actualization
  1. Freedom is about making choices that lead to a fulfilling life, rather than trying to control everything. Prioritizing sleep and good nutrition helps create that freedom.
  2. True community leaders listen and support people seeking guidance, creating meaningful connections. It's good to reach out to mentors or leaders when you're looking for direction.
  3. Managing health issues takes learning and adaptation, and it's important to verify information rather than just relying on labels. Taking care of ourselves and others is a journey, especially when it comes to health.

The rainbow of disgust and joy

Sunday Letters • 119 implied HN points • 15 May 22
🕹 Technology Project management Software Development Coding Product Design
  1. When working on code, it's common to feel frustrated with the design. It's important to remember that things often need to move quickly to stay competitive.
  2. Finding a balance between speed and maintaining good code is key. Being too perfect can be as problematic as moving too fast.
  3. Emotions about your code can help gauge your progress. Being slightly embarrassed yet moving fast usually leads to better outcomes.

Open LLM company playbook

Democratizing Automation • 126 implied HN points • 01 Nov 23
🕹 Technology Community Interaction AI Open Source ML models Feedback loops
  1. To succeed as an open LLM company, have a specific niche and positioning strategy.
  2. Training high-quality models is essential for adoption and success in the market.
  3. Interacting with the community, releasing model weights, and benchmarking against closed models can lead to improved products, crowdsourced evaluations, and better public relations.

Papercuts: The little fixes that made a big difference at GitHub

Kathy PM • 28 implied HN points • 14 Mar 25
🕹 Technology Innovation Software Development User Experience Product Management
  1. Fixing small annoyances in a product can really boost user satisfaction. These little updates can make using the product feel much smoother and more enjoyable.
  2. Keeping a steady flow of updates builds excitement among users. When they see continuous improvements, it motivates them to share more feedback and helps create a positive cycle.
  3. It's important to communicate the changes you're making. Sharing updates on what has been fixed shows users that their concerns are being heard and addressed.

Quant Letter: January 2025, Week-4

The Parlour • 34 implied HN points • 23 Jan 25
💰 Finance Portfolio Management Quantitative Machine Learning Market Analysis Investment Strategies
  1. Advanced models like the MDQR help understand market dependencies, which can make it easier for traders to create effective strategies.
  2. New methods for portfolio optimization can handle many assets at once, moving beyond the traditional limits that were previously in place.
  3. Research shows AI can effectively forecast financial risks and rewards, highlighting the growing importance of technology in finance.

Be a brave fool

Sunday Letters • 139 implied HN points • 28 Feb 22
💼 Business Work Culture Professional development Management Leadership Organizational Behavior
  1. It's important to challenge authority and not just accept things because of titles or credentials. Listening to new ideas, even from less experienced people, can help avoid blind spots.
  2. Being self-deprecating and open to feedback makes you more approachable. Showing vulnerability helps create a better environment for discussion and improvement.
  3. Relying solely on past achievements can be a trap. Focus on the quality of your current work and be willing to debate ideas based on their merit rather than on who you are.

A user researcher's guide to secondary research

UX Psychology • 99 implied HN points • 04 Feb 22
🕹 Technology Data Collection Research Academic
  1. Secondary research involves using existing data to answer research questions rather than gathering new data directly. It helps deepen understanding of the problem space and can save time by guiding primary research.
  2. Conducting secondary research starts by defining the research question, identifying potential sources, evaluating source reliability, conducting the search, and creating a report or summary. This process is crucial for gathering reliable information.
  3. Using academic principles like literature review can enhance the quality of secondary research in UX projects, helping to shape research questions and hypotheses based on existing knowledge.

Reusing memory.

Software Bits Newsletter • 154 implied HN points • 15 Jul 23
🕹 Technology Database Management
  1. Vector databases store and manage high-dimensional vectors for tasks like similarity search.
  2. Simple changes like reusing memory can significantly improve performance in databases.
  3. Optimizations like object pooling and thread local memory can enhance performance further.

AI as the Worst Parasocial Relationship

From the New World • 177 implied HN points • 06 May 23
🕹 Technology Machine Learning AI Social media Empathy Artificial Intelligence
  1. AI can displace problems with lesser problems in various aspects of life, including machine learning and relationships.
  2. AI's ability to mass-produce intimate relationships raises concerns, but similar issues already exist in politics and media.
  3. AI's impact on empathy and parasocial relationships leads to discussions on societal values and preferences for real vs. artificial connections.

Decoding Holiday Promos: A Data Score Interview with Flywheel on Fashion Industry Pricing Trends

The Data Score • 19 implied HN points • 11 Dec 23
💼 Business Fashion Industry Data Analysis Retail Marketing
  1. The fashion industry in the US is promoting more aggressively this holiday season, with an increase in the percentage of products discounted and a decrease in average percentage markdown compared to last year.
  2. 48% of fashion retailers are promoting more aggressively this year, while 48% are promoting less aggressively, showing variations in promotional strategies among different brands.
  3. Flywheel's web-mined pricing data indicates a response to the holiday season through increased discounting activity, leading to a greater percentage of products being sold out.

Curator

Castalia • 99 implied HN points • 22 Jul 22
📖 Philosophy Politics Ethics Literature
  1. Some philosophers are questioning the moral grounds of monogamy, suggesting it could be seen as patriarchal or racist. However, this idea is debated, with many believing monogamy is more complex than that.
  2. There are three controversial ideas in modern philosophy: the denial of free will, the belief in dataism (that data is the best way to understand reality), and the simulation hypothesis (the idea that we might be living in a computer simulation). Each of these ideas downplays individual human experience and agency.
  3. The CIA secretly funded some prominent literary magazines during the Cold War, which raises questions about the independence of writers like Orwell and others. This connection highlights the influence money has on intellectual discussions and challenges the idea of pure, independent thought.

Housing Worries Are Building

Spilled Coffee • 44 implied HN points • 27 Nov 24
💰 Finance Home Sales Housing Market Mortgage Rates Economic Trends
  1. Mortgage rates have jumped to 7%, which is making it hard for people to buy new homes. As a result, new home sales have dropped significantly, the worst drop since 2013.
  2. Building permits for new homes are also falling, which often happens before recessions. This suggests that fewer homes will be built in the near future, putting pressure on the housing market.
  3. There are a lot of new homes waiting to be sold, the highest number since 2009. If this trend continues, it could lead to a drop in home prices.

The future of work

Sunday Letters • 19 implied HN points • 11 Dec 23
💼 Business Professional development Job Market Data Analysis Innovation
  1. The job market is always changing, just like it did when agriculture jobs shrank a century ago. People need to adapt and learn new skills to keep up.
  2. Everyone now has the chance to do data analysis, which is great for innovation. Fast and low-cost experiments help us find unexpected insights.
  3. Understanding basic concepts like mean vs median is becoming more important. It helps people ask better questions and make sense of the data they encounter.

Did OpenAI create the best weapon detection software available with ChatGPT-4o?

School Shooting Data Analysis and Reports • 4 HN points • 04 Jun 24
🕹 Technology Software Development AI Security Data science
  1. AI weapon detection software struggles to differentiate between weapons and weapon-shaped objects like umbrellas or sticks, leading to issues in accuracy and efficiency.
  2. OpenAI's ChatGPT-4o offers more advanced weapon detection capabilities from image analysis compared to current market options, recognizing context better.
  3. ChatGPT-4o was successful in identifying guns and gun-like objects in various scenarios, showcasing a high level of performance in image classification and context understanding.

What Losing in Open Source AI Means

From the New World • 43 implied HN points • 27 Nov 24
🕹 Technology AI Competition Regulation Innovation Open Source
  1. China is advancing rapidly in open source AI, creating models that are even competing with top American ones. This shows that the US might be falling behind in this area.
  2. The difference in policy is significant, with China actively supporting its open-source community while America is being cautious and restrictive. This could lead to a lost edge in technology for the US.
  3. Open source is essential for spreading AI technology worldwide. Many countries can adapt open source models to fit their needs, which means more innovation and collaboration beyond just big tech companies.

"The Economist" Cover Curse, Explained

SatPost by Trung Phan • 95 implied HN points • 08 Mar 24
💼 Business Media Economics Marketing Investing Tech
  1. The Economist's cover is seen as a contrarian investing signal, with examples showing it may indicate market trends, but careful analysis is necessary.
  2. The Economist acts as a curator-in-chief for relevant news, publishing content anonymously in one voice, and holding influence among decision-makers.
  3. Jalapeños are less spicy due to Big Ag influence, TikTok faces potential ban due to bipartisan concerns, and Dune 2 review includes insights on visuals, cast, and production.

✅ Public relations: ESG management advisory or a communication function?

Wadds Inc. newsletter • 59 implied HN points • 09 Feb 23
💼 Business Stakeholder Management Public Relations Sustainability Corporate strategy
  1. Public relations should play a role in driving real change in businesses, not just focus on communication after decisions are made. It's important for PR to influence management to act responsibly.
  2. Many oil and gas companies report huge profits but do not address their negative impact on the environment. This gap can lead to greater issues in society and the economy.
  3. There's a shift towards considering environmental and social factors in business strategies. PR can help highlight these issues, but it must go beyond surface-level communication to truly make an impact.

Speaking, Turning Off Subscriptions, Book Names | #260

Boundless by Paul Millerd • 92 implied HN points • 16 Mar 24
💼 Business Monetization Entrepreneurship Writing Community Books
  1. Ultraspeaking can transform how we communicate: practicing speaking without prior thinking can enhance our abilities to convey messages effectively.
  2. Consider one-time gift pricing: Switching from monthly subscriptions to pay-what-feels-right one-time fees can reduce administrative tasks and provide more freedom in supporting content creators.
  3. Book title ideas: Titles like 'Post-Hustle: My Accidental Quest For Good Work' and 'Hardly Working: How I Lost My Edge & Found Good Work' are under consideration for an upcoming book release.

Coming soon

Venture Curator • 39 implied HN points • 06 Apr 23
💼 Business News
  1. The Venture Crew newsletter is coming soon.
  2. The newsletter is by Sahil S.
  3. The newsletter can be found at theventurecrew.substack.com.

Sailpoint’s lonely IPO accelerates

Alex's Personal Blog • 32 implied HN points • 11 Feb 25
💼 Business Finance Technology Market Trends Investments Startups
  1. SailPoint is moving forward with its IPO and has increased its share price range, suggesting a positive market for tech companies. This shows there is still interest in new technology offerings despite some hesitation from other firms.
  2. Startups are reaching $100 million in annual recurring revenue faster than before, making it easier to attract investors. This shift indicates that the traditional milestones for going public are changing.
  3. Shopify had strong revenue growth, but its future profit expectations worried some investors. This illustrates the challenges companies face in today's tough market, even if they are performing well.