The hottest Substack posts right now

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For Pete's sake, learn what a machine is.

Top Carbon Chauvinist • 19 implied HN points • 17 Jul 24
🕹 Technology Machine Learning Artificial Intelligence Robotics Programming Computer Science
  1. A machine is made up of parts that do work by handling loads, like electricity or mechanics. It does not actually understand or think about what it does.
  2. When programming a machine, like a catapult, you're just adjusting physical elements, not teaching it to know or understand concepts like 'rock' or 'lever'.
  3. Living things are not machines because they aren't made of manufactured parts. They grow and evolve in ways that machines cannot.

Operation Liberate Programmer

Rethinking Software • 399 implied HN points • 05 Dec 24
🕹 Technology Agile Methodology Freelancing Artificial Intelligence Software Development
  1. Scrum and its new version, Extreme Agile, focus too much on speed without considering the quality of work. This prioritization can lead to worsening job conditions for programmers.
  2. Programmers have the option to explore freelancing or starting their own businesses, especially with AI tools making it easier. This could provide more freedom and control over their work.
  3. Instead of waiting for companies to change, programmers should take action to create their own opportunities, sharing their experiences and insights to help others along the way.
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Consulting

Erdmann Housing Tracker • 147 implied HN points • 02 Jul 25
💼 Business Consulting Finance Real Estate Investment Market Analysis
  1. Residential real estate markets are driven by predictable factors that many people don't understand. This means there are unique opportunities for wise investors who know where to look.
  2. Valuations in housing markets can be off, leading to assets being mispriced. Identifying these misvaluations can help investors make profitable decisions.
  3. Different cities experience their own market trends and turning points. Being aware of these local shifts is important for understanding where real estate investments could be lucrative.

VTEX scales to 150 million metrics using Amazon Managed Service for Prometheus

VTEX’s Tech Blog • 99 implied HN points • 10 Mar 24
🕹 Technology Software Engineering DevOps Data Analytics Cloud Computing
  1. VTEX successfully scaled its monitoring system to handle 150 million metrics using Amazon's Managed Service for Prometheus. This helped them keep track of their numerous services efficiently.
  2. By adopting this system, VTEX cut its observability expenses by about 41%. This shows that smart choices in technology can save money.
  3. The new architecture allows VTEX to respond to problems faster and reduces the chances of system failures. It increased the reliability of their metrics, making everyday operations smoother.

Spacetech Failures: Analyzing Major Industry Missteps and Lessons for Investors

Space Ambition • 259 implied HN points • 29 Sep 23
🕹 Technology Automation Engineering Entrepreneurship Market Dynamics Space Tech Investing
  1. The spacetech industry has seen many failures, like Iridium's bankruptcy and Falcon 1's launch issues, but these stories show how important it is to adapt and learn from mistakes.
  2. Space exploration is getting increasingly crowded and risky with satellite constellations like Starlink, which raises concerns about space debris and potential collisions in orbit.
  3. The integration of AI in space missions is still developing, and while AI can help reduce human errors, we need to carefully test and approve these systems for safe use in space.

Italy: A Rising Star with Significant Contributions to the Space Industry

Space Ambition • 259 implied HN points • 22 Sep 23
🕹 Technology Space Industry Research Startups Innovation Aerospace
  1. Italy has a strong aerospace industry, especially in Turin, which is a major global hub with over 160 companies and thousands of workers. It plays a key role in space projects, including working on the International Space Station.
  2. Italy is an important player in the European Space Agency, contributing significant funding and securing contracts for projects like Earth observation satellites and lunar studies. This shows Italy's growing influence in the space sector.
  3. The Italian space community is supported by a mix of government, academic institutions, and private companies. This collaboration helps foster innovation and growth among startups in the space industry.

Did the debt ceiling deal really save the US from bankruptcy?

Geopolitical Economy Report • 259 implied HN points • 25 Jun 23
💰 Finance Economy Reserves Debt Inflation Banking
  1. The US's debt situation is a small part of the global debt puzzle, with rising interest rates creating challenges not only for the US but also for poorer countries dependent on dollar debt.
  2. The debt deal exacerbates the unproductive nature of debt as it has been used to replace income for individuals and constrain companies from expansion and investment in productive capacity.
  3. The financial system will face challenges including declining value of US treasuries impacting banking system resilience, inflation persisting, and US dollar losing hegemony due to rising debt and market liquidity issues.

Why Your Startup Idea Isn’t Big Enough for Some VCs? | Understanding Churn and Building Action Plan | Product Market Fit Misconceptions | VC Remote Jobs & Internship

Venture Curator • 259 implied HN points • 01 Sep 23
💼 Business Venture Capital Remote Jobs Product-Market Fit
  1. VCs expect startup ideas with huge potential for returns, as a single successful investment can make all the difference.
  2. Reducing churn and increasing net retention are crucial for startups, as customer retention is key for sustainable growth.
  3. Many founders misunderstand Product-Market Fit (PMF) - it's not just about revenue growth, but deeper market validation.

What I Learned About AI in 2023

Cybernetic Forests • 179 implied HN points • 17 Dec 23
🕹 Technology Education Environment AI Security Art
  1. Advancements in AI may not always lead to true improvement or problem-solving, as new technologies continue to replace previous ones without learning from past failures.
  2. There is evidence that AI may be making things worse, even in areas it is meant to excel in, such as ethics and safety, leading to a loss of expertise and rush to incorporate generative AI algorithms.
  3. AI models can have significant environmental impacts, using vast amounts of energy and water, highlighting the importance of developing more sustainable computational infrastructure and greener algorithms.

LLM Links, 1/27/2025

In My Tribe • 318 implied HN points • 27 Jan 25
🕹 Technology Bioengineering Education AI Data science Innovation
  1. AI is improving quickly, making it easier for students to answer essay questions by providing high-quality responses from various texts. This change may reduce the value of traditional essay exams.
  2. A World Bank project in Nigeria successfully used AI in education, enhancing learning equivalent to nearly two years in just six weeks. This shows promise for AI to help education in underdeveloped areas.
  3. OpenAI is developing AI models to transform science, including engineering proteins that enhance cellular functions. This could lead to significant advancements in fields like bioengineering.

What Is a Software Simulator?

CodeYam’s Substack • 39 implied HN points • 04 Jun 24
🕹 Technology Software Simulations AI Testing Automation
  1. Simulators are valuable tools leveraged by inventors and engineers throughout history to test ideas quickly and gain insights into complex problems.
  2. A robust software simulator has qualities like a simulated environment, scenarios, isolation, and automation, which can significantly speed up the software development process.
  3. Software simulators allow testing how software performs in various scenarios, enabling faster delivery of high-quality products without the need for extensive manual testing.

The Effect of Culture in UX

UX Psychology • 258 implied HN points • 12 May 23
🕹 Technology UX Design Cultural differences User Research Language Iconography
  1. Understanding cultural differences is crucial in UX design to cater to diverse user needs globally.
  2. Cultural dimensions like individualism-collectivism, high-vs-low context communication, and power distance can significantly impact user behavior and preferences.
  3. Incorporating cultural sensitivity in design through research, inclusive elements, and collaboration with local experts can enhance user experience for a diverse global audience.

Observer Memory and Imagination as our Inner Social Lab

The Memory Palace • 39 implied HN points • 04 Jun 24
📖 Philosophy Imagination Cognition Memory
  1. Episodic memory helps us remember past events, while imagination lets us think about future or imaginary situations. Both can give us insights into our social experiences.
  2. How we see ourselves in memories and imagined situations can change based on what perspective we adopt. We might identify more with our own feelings or how others see us.
  3. The connection between our memories, imagination, and understanding others' thoughts suggests that these mental activities help us navigate social interactions and self-awareness.

5 Things I learn in my Engineering Manager Journey

Better Engineers • 19 implied HN points • 16 Jul 24
💼 Business Management Leadership Productivity Strategies Efficiency
  1. The Pareto Principle says that 20% of your tasks create 80% of your results. Focus on those key tasks to be more efficient.
  2. The 2-Minute Rule encourages you to do any task that takes two minutes or less right away. This helps prevent small tasks from piling up.
  3. Using a method like Kanban helps manage your tasks visually. It allows you to see what you need to do, what you're working on, and what’s done.

The Importance Of Granular Data Design For Fine-Tuning

Cobus Greyling on LLMs, NLU, NLP, chatbots & voicebots • 59 implied HN points • 02 May 24
🕹 Technology Software Development Natural Language Processing AI Data science Machine Learning
  1. Granular data design helps improve the behavior and abilities of language models. This means making training data more specific so the models can reason better.
  2. New methods like Partial Answer Masking allow models to learn self-correction. This helps them improve their responses without needing perfect answers in the training data.
  3. Training models with a focus on long context helps them retrieve information more effectively. This approach tackles issues where models can lose important information in lengthy input.

Mondays with the Machine: Thinking Out Loud About the Current "AI" Boom-Bubble

Brad DeLong's Grasping Reality • 169 implied HN points • 02 Jun 25
🕹 Technology Machine Learning Artificial Intelligence Information Technology Digital Tools Cognitive Science
  1. New technologies like AI often cause panic as people worry about their impact, similar to how calculators were once banned in schools. Over time, we learn to use these tools responsibly.
  2. AI chatbots can seem human-like, but they are actually complex tools for finding information. Instead of treating them like people, we should learn how to use them effectively for our needs.
  3. While AI can generate a lot of ideas quickly, it lacks the depth and truthfulness that history provides. History gives us valuable lessons, but AI can still help spark new thoughts and start conversations.

What Can be Done in 59 Seconds: An Opportunity (and a Crisis)

One Useful Thing • 1013 implied HN points • 31 Jan 24
🕹 Technology Workplace impact Artificial Intelligence AI Productivity Ethics
  1. AI tools like Copilot and GPTs are making AI use easier and more normal.
  2. Using AI for tasks can lead to a crisis in the workplace regarding the value of human effort and skills.
  3. Despite the crisis, there is an opportunity to delegate tasks to AI, allowing humans to focus on what they enjoy and explore new interests.

The Lazy Tyranny of the Wait Calculation

One Useful Thing • 1048 implied HN points • 16 Jan 24
🕹 Technology Prediction Markets Innovation AI Software Development Artificial General Intelligence
  1. Consider waiting for technology to improve before embarking on projects in fields where advancements are rapid.
  2. AI has the potential to significantly impact various industries, leading to the need for strategic thinking about project timelines.
  3. Evaluate the risks and benefits of waiting for AI advancements in decision-making processes, balancing learning, incentives, and the unpredictability of future developments.

This New Internet Thing, Chapter 25

Life Since the Baby Boom • 461 implied HN points • 31 Oct 24
🕹 Technology Television Internet Finance Startups Computers
  1. Len is looking for ways to get hired in the tech world. He knows he has the skills, but he wonders how to get noticed by the big players in Silicon Valley.
  2. The team at Palm is excited about a new handheld product called Touchdown. They are focusing on what customers really need and ignoring unnecessary features to make it great.
  3. Len and Dan go on a TV show to talk about their work with the Internet and crime. They manage to discuss their mutual fund and share how technology helps with their investigations.

information zero

Five Links (and three graphs) by Auren Hoffman • 121 implied HN points • 21 Jul 25
🕹 Technology Future AI Information Innovation Productivity
  1. Reaching 'Information Zero' means you have no unread content left, like emails, podcasts, or articles. It can lead to a feeling of having no excuses to avoid your tasks.
  2. Once you reach 'Information Zero', you have a chance to create something new. You can build a company, write, or simply enjoy your free time.
  3. This idea of 'Information Zero' can be exciting and scary at the same time. It raises the question of what you will do with all that newfound knowledge and time.

China's Consumption Is Not Nearly as Low as It Appears: CF40 Policy Brief

Pekingnology • 147 implied HN points • 03 Jul 25
💰 Finance Macroeconomics Market Analysis Economics Consumption Trade
  1. China's actual consumption levels are much higher than what many believe. When we look at how much is consumed, the gap between China and developed countries isn't as big as the spending numbers suggest.
  2. In many areas, like food and household items, China has either matched or exceeded consumption levels of developed nations. This shows that Chinese citizens are enjoying a similar standard of living in terms of basic needs.
  3. Even though there's room for improvement in quality and type of consumption, more attention should be given to boosting domestic demand. This can enhance living standards and create a balanced trade environment.

Dingus of the week: Anyone who bought Hawk Tuah girl’s memecoin

Men Yell at Me • 402 implied HN points • 13 Dec 24
🔮 Crypto Digital Assets Memecoins Investing Fraud Culture
  1. Memecoins are just digital coins that have no real value and are mostly a gamble. People are getting hurt financially by investing in them.
  2. Many young people feel disappointed by traditional paths like college and stable jobs, so they turn to risky internet ventures like memecoins in hopes of success.
  3. Trust in systems is declining as they seem to keep failing us. This creates a culture where people are tempted to follow questionable advice for quick gains.

A Mentality To Build in Saudi Arabia

Christopher’s Newsletter • 255 implied HN points • 16 Feb 23
🌐 International Culture Economy Innovation Development Society
  1. In Saudi Arabia, there is a mentality to build from the bottom up by locals with a great stake in outcomes.
  2. The focus is on talent being unleashed across cities and villages, with a commitment to change and progress.
  3. The shift towards a mentality to build is evident not just in big cities but also in small communities, emphasizing long-term commitment and involvement of locals.

New Layer of Abstraction, Not the End of Software Engineering

Adam’s Notes • 255 implied HN points • 17 Feb 23
🕹 Technology Software Engineering Career development Programming Languages AI Productivity
  1. AI tools will enhance software developers' productivity and create new possibilities.
  2. Historically, productivity increases in software engineering have occurred with advancements like high-level programming languages, open-source culture, and cloud computing.
  3. Lower barriers to coding will attract more people to software engineering, leading to new opportunities, growth, and products.

An Introduction to the Problem of Authority

Fake Noûs • 289 implied HN points • 22 Feb 25
📖 Philosophy Libertarianism Democracy Social contract Authority Political theory
  1. Political authority means the government has power over people, but there isn't a solid reason why they should have that power. We question if anyone should truly rule over others.
  2. Common ideas, like the social contract or democracy, are often debated and criticized. Many believe that just because a majority votes for something, it doesn't make it right, especially if it harms a minority.
  3. The recognition of personal rights and the belief that the government shouldn't have special rules for itself leads many to a more libertarian view, promoting the idea that individuals should be free from unjust coercion.