The hottest Substack posts right now

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Congrats to SmartHop! $30m more to democratize the road for truckers

Equal Ventures • 19 implied HN points • 06 Apr 22
💼 Business Industry Finance Technology Transportation Entrepreneurship
  1. SmartHop received $30m to improve conditions for truckers and democratize the industry.
  2. Guillermo, the founder/CEO of SmartHop, aims to empower all truck drivers, not just a select few.
  3. Through SmartHop's innovative platform, drivers have increased earnings and efficiency, attracting industry leaders to invest in the company.

Data Science Weekly - Issue 465

Data Science Weekly Newsletter • 19 implied HN points • 20 Oct 22
🕹 Technology Machine Learning Software Development AI Data science Neuroscience
  1. AI writing assistants are helping indie authors write faster and come up with story ideas. Tools like Lex are changing how creatives approach their writing.
  2. Recent research shows that parts of the brain, like the hippocampus, work similarly to AI models known as transformers. This discovery helps us understand both artificial intelligence and human memory.
  3. The State of AI Report 2022 reviews important trends in AI, including technology breakthroughs, commercial applications, and safety concerns. It provides valuable insights for both researchers and industry leaders.

Clouded Judgement 11.22.24 - Is Software Back?

Clouded Judgement • 10 implied HN points • 22 Nov 24
💰 Finance Investing Economic Analysis Technology Stocks Market Trends
  1. There seems to be a shift happening where software companies are performing better while major tech stocks are lagging. This raises questions about whether this trend will continue.
  2. Recent earnings reports from software companies show strong results, suggesting that their business fundamentals might be improving significantly.
  3. There's a strong possibility that the market is looking for new investment opportunities, especially as some investors take profits from the longstanding success of major tech firms.
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☀️ Newsletter #28: hack the system, catch the light, conquer space...

Women On Rails Newsletter - International Version • 19 implied HN points • 29 Mar 22
🕹 Technology Machine Learning Events Design Security Web Development
  1. The newsletter covers topics like Machine Learning, design skills, and historical insights on being a woman developer in the 60s.
  2. Interesting updates on Ruby and Rails, with resources for upgrading to Ruby 3.0, finding Ruby career paths, and insights on Static Site Generators.
  3. Tips include a tool to generate empty commits on GitHub for managing multiple accounts, a tutorial on building a ML Web App, and an article on exploring vulnerabilities in Zoom by a Security Engineer.

Barbara Fried’s 'The Trial of Sam Bankman-Fried'

SBF’s Substack • 1 implied HN point • 04 Nov 25
🔮 Crypto Regulation Ethics Fraud Trials Finance Law
  1. The writer looks at the trial from two angles: as an experienced legal professional and as a parent directly affected by the case.
  2. She brings long experience as a Stanford law professor, which informs the legal analysis and lends credibility to her observations.
  3. Although the current piece focuses on legal perspectives, she indicates she may later write about the personal, lived experience of being a parent during these events.

Your guide to AI: July 2025

Guide to AI • 3 implied HN points • 13 Jul 25
🕹 Technology Research Autonomous Systems Regulation AI Industry AI Development
  1. Meta is restructuring its AI efforts and forming new labs to focus on superintelligence, aiming to attract top talent from competitors.
  2. AI companies like OpenAI and Anthropic are seeing significant revenue growth, while Apple is partnering with these firms for its AI features due to its own slow progress.
  3. Legal challenges for AI firms are increasing, with a recent court case requiring Anthropic to disclose its training data sources, pushing the need for clearer regulations in the AI sector.

UX Roundup: AI Saves Fuel | Checkboxes Must be Square | Good Books | AI Jobs Grow | Perplexity Grows

Jakob Nielsen on UX • 21 implied HN points • 15 Mar 24
🕹 Technology Books Startups Job Market AI UX Design
  1. AI technology is being used to save fuel by optimizing airline routing, showcasing the practical applications of AI in various industries.
  2. Square checkboxes and round radio buttons have been a long-standing UI convention for user interfaces to help users differentiate between selecting multiple or single options.
  3. Reading good books, like those on storytelling and non-UX topics, can enhance communication skills for UX professionals and provide valuable insights.

📌 Exciting news! The speaker lineup for apply() 2024 is now live

TheSequence • 21 implied HN points • 15 Mar 24
🕹 Technology AI Events Data science ML
  1. The speaker lineup for apply() 2024 event is now live, featuring industry leaders from companies like LangChain, Meta, Visa, and more.
  2. The event offers actionable insights to master AI and ML in production, with sessions on topics like LangChain Keynote, Semi-Supervised Learning, and Uplift Modeling.
  3. Attendees can register for free to join the event live on April 3rd, with the option to receive on-demand videos as well.

Your Top 5 Development Areas Backed By Research 🧪

PeopleStorming • 19 implied HN points • 10 May 22
💼 Business Career development Professional Growth Skills
  1. McKinsey identified 56 key elements essential for professional success across cognitive, interpersonal, self-leadership, and digital categories.
  2. Research showed that qualities like confidence, adaptability, deliberateness, motivation, and synthesis are crucial for employment, high income, and job satisfaction.
  3. Skills from the world of improvisation, such as adaptability, confidence, and synthesis, are highly valued in the business world and can be beneficial for personal and professional development.

Problem 35: 3 Sum[Netflix]

Technology Made Simple • 19 implied HN points • 28 Apr 22
🕹 Technology Interviews Coding Programming
  1. Understanding the 3 Sum problem is crucial for coding interviews, as it's a common question with useful problem-solving tricks.
  2. The 3 Sum problem involves finding triplets in an integer array that sum up to zero, while ensuring no duplicates in the solution set.
  3. It's important to have prior experience or knowledge to tackle the 3 Sum problem effectively during interviews.

Dilution from Mega-Seed Rounds

Magis • 36 implied HN points • 19 Jun 23
💼 Business Financial Strategy Entrepreneurship Startup funding Venture Capital Investor Relations
  1. Startups can raise large upfront rounds to de-risk future fundraising and take advantage of money's present value.
  2. Founders should benchmark their equity dilution against similar funding rounds to understand ownership implications.
  3. Raising more capital than necessary can lead to giving away equity at a discount, especially for capital-efficient startups.

The sound epistemics behind Boom's breaking of the sound barrier

Building the Builders • 7 implied HN points • 10 Feb 25
💼 Business Leadership Aerospace Startups Innovation Entrepreneurship
  1. Blake Scholl started from scratch in the aerospace industry. He had no prior experience but was determined to learn everything necessary to build a supersonic jet.
  2. Instead of accepting common reasons why supersonic flight couldn't work, Blake researched thoroughly and found that many of those reasons were outdated or inaccurate.
  3. He embraced his confusion and used it as motivation to improve his understanding. Keeping a 'confusion list' helped him tackle and clarify tough concepts over time.

How Word Processor File Formats Work

Deus In Machina • 36 implied HN points • 22 Jun 23
🕹 Technology
  1. The docx file format is essentially a collection of XML files that define different parts of a document.
  2. The XML-based file formats like docx and odt offer advantages in terms of resilience against file corruption by using multiple files.
  3. Understanding the structure of XML files and how they encode data allows for flexibility and customization in word processing and office suite applications.

The Week in Repair: March 6-12

Fight to Repair • 19 implied HN points • 15 Mar 22
🕹 Technology Environmental Impact Electronic Devices Repairability Legislation Consumer Rights
  1. Ownership of Tesla vehicle data is a complex issue that goes beyond just who owns it, including access, repurposing, and usage.
  2. Wheelchair users in Massachusetts face challenges with slow repairs and limited legal protections, highlighting the need for stronger state laws.
  3. Manufacturers employing tactics like limiting repair options restrict consumer choice and have economic consequences, spurring the need to protect the right to repair.

$500,000+ in New Prizes!

Vesuvius Challenge • 21 implied HN points • 27 Feb 24
💼 Business Milestones Tutorials Community Challenges Prizes
  1. Over $500,000 in new prizes announced for 2024, including a $100,000 Grand Prize.
  2. Various prizes like the First Automated Segmentation Prize, First Letters Prizes, and Monthly Progress Prizes aim to drive progress towards community goals.
  3. Opportunities for second place prizes add to the total prize pool, providing even more chances for participants to win.

Vroom Goes Bust: A Cautionary Tale in the Fast Lane of Online Used-Car Sales

Gad’s Newsletter • 23 implied HN points • 29 Jan 24
💼 Business Future outlook Scalability Financial Analysis E-commerce
  1. Vroom, a once promising player in online used-car sales, faced financial struggles and announced ceasing e-commerce operations.
  2. Comparison between Carvana and Vroom reveals operational challenges like inventory turnover, highlighting Vroom's decline in efficiency.
  3. Online used-car platforms face hurdles like high inventory costs, aging inventory, and challenges in digital transformation.

Data Science Weekly - Issue 464

Data Science Weekly Newsletter • 19 implied HN points • 13 Oct 22
🕹 Technology Artificial Intelligence Data science Research Methods Software Development Machine Learning
  1. Building a community around R in the pharmaceutical industry can help users connect and share knowledge more effectively. It's important to identify who the users are and create a space for collaboration.
  2. Creating research ideas can start with understanding gaps in existing literature. By reading a single paper, you can learn frameworks to generate new ideas and improve your research quality.
  3. Data cleaning for machine learning models is crucial, starting from the ETL pipeline. It’s important to commit to high-quality data from the beginning to avoid common pitfalls that impact model accuracy.

✅ Monday briefing: WaddsCon, Reach investment, fossil fuel PR, conflict of interest, cost of living survey, eBay trolls, GA breaches GDPR, GCS misinfo toolkit, creator tools, CommsHero and more...

Wadds Inc. newsletter • 19 implied HN points • 26 Sep 22
💼 Business Marketing Events Data Analytics Public Relations Media
  1. WaddsCon is happening soon and will focus on how to create and pitch data stories to the media. It's a good chance to learn from speakers who will share useful tips and case studies.
  2. Reach is expanding by hiring over 25 journalists and staff to attract a younger audience. This shows a shift in the media to engage more with the 25 to 35 age group.
  3. There are concerns about PR agencies with conflicts of interest, especially regarding evaluations for COVID-19. It's important to ensure fairness and transparency in such evaluations.

Directions for the UX Profession

Jakob Nielsen on UX • 21 implied HN points • 08 Mar 24
🕹 Technology Problem Solving Ethics Design AI Professional Growth
  1. AI is viewed as a valuable tool in UX, enhancing designers' capabilities while keeping core principles intact.
  2. UX design practice is evolving towards decentralization, embracing generalist approaches, and integrating with business strategy.
  3. Continuous learning, adaptation, and leveraging personal strengths are crucial for professional growth in the UX field.

David vs. Goliath — Doubling down on David Energy to build a cleaner, more efficient and resilient energy future for us all

Equal Ventures • 19 implied HN points • 28 Mar 22
💼 Business Energy Startups Investment Technology Finance
  1. Investing in energy management technology for buildings can be a strategic and cost-effective path to decarbonization.
  2. Providing energy services for free can lead to significant savings for customers and open up new monetization paths.
  3. David Energy's approach leverages energy market volatility as an opportunity and demonstrates network effects within the power industry.

Smallsats: Commercial Shift Spurs Growing Ecosystem

Ill-Defined Space • 38 implied HN points • 18 May 23
🕹 Technology Space Industry
  1. Smallsats have transformed the space industry by becoming more commercially focused, creating new opportunities
  2. The cost of deploying smallsats has significantly decreased, making it more affordable for entrepreneurs to enter the space industry
  3. The smallsat ecosystem has expanded, with dedicated manufacturers, launch providers, and ground networks catering to the needs of smallsat operators

Slise.xyz mid-Q2 2023 Investor Updates: Binance Accelerator + Product Live + First Revenue!

Oleksii Sidorov • 36 implied HN points • 05 Jun 23
💼 Business Investing Marketing Startups Technology Networking
  1. Slise.xyz had a successful launch of their ad platform with significant user growth and revenue
  2. The company was accepted into the prestigious Binance Labs MVB program and is receiving interest from investors
  3. Key highlights include hiring new team members, attending important events, and focusing on product and analytics improvements

Three Dimensions of Developer Productivity

Engineering Enablement • 31 implied HN points • 01 Sep 23
🕹 Technology Software Development Developer Productivity Engineering Metrics
  1. Developer productivity can be conceptualized through three dimensions: Velocity, Quality, and Satisfaction.
  2. Leaders should clarify their goals for measuring productivity by considering stakeholders, level of measurement, and time period.
  3. Transitioning from dimensions to selecting metrics can be done using the Goals, Signals, Metrics approach.

Database Wars, Insane SQLite Facts, Static Search Trees Optimized, & More

HackerPulse Dispatch • 8 implied HN points • 07 Jan 25
🕹 Technology AI Databases Performance Software Engineering
  1. Static search trees are great for quick data searching. They are built for data that doesn't change much, making them much faster than regular search methods.
  2. AI can't build strong engineering teams on its own. Engineers need to take action and push for programs that help train and mentor new hires.
  3. SQLite is a super popular database used by millions, but it's managed by just a small team. Its simplicity and reliability make it a favorite for many applications.