The hottest Social Networks Substack posts right now

And their main takeaways
Category
Top Technology Topics

The Awe of Sondering

Polymathic Being • 58 implied HN points • 22 Mar 26
🎭️ Culture Social Networks
  1. Every person you pass has a vivid, complex life full of stories, struggles, and dreams, and seeing that sparks humility and awe.
  2. We’re more connected than we think — social networks and the idea of six degrees show how quickly perceived differences can collapse into shared relationships.
  3. Small, temporary interactions like a nod, a joke, or a short conversation can bridge separate worlds, offer help, and create meaningful connections.

The Markets' AI Guessing Game, Moltbook Explained, AI-Induced Layoffs?

Big Technology • 3377 implied HN points • 02 Feb 26
🕹 Technology Social Networks
  1. The market doesn’t know who will win the AI race, so small earnings details or capex moves spark huge stock swings and sustained volatility.
  2. Moltbook shows what an agent-driven social layer could look like, but most posts aren’t truly autonomous and the platform raises real moderation, impersonation, and security worries.
  3. Layoffs branded as ‘AI-induced’ often reflect firms acting on AI’s anticipated future impact rather than current performance, so AI is a factor but not always the direct cause.

AI (Moltbook) links

In My Tribe • 410 implied HN points • 02 Feb 26
🕹 Technology Social Networks
  1. A social network of AI agents lets them share tools, techniques, and ideas, producing very fast cultural evolution and collective problem‑solving.
  2. Whether or not they are conscious, these agents can act as if they have goals, making the network behave unpredictably, move faster than humans can respond, and potentially hide plans.
  3. That rapid, networked evolution creates urgent safety and governance challenges, since people may keep taking bigger risks unless safe designs and oversight are put in place.

How two insurgents are taking on Twitter

Platformer • 6053 implied HN points • 14 Apr 23
🕹 Technology Social Networks
  1. Alternative social networks are challenging Twitter with new features and approaches.
  2. Artifact is experimenting with a TikTok-like news reading app with a focus on social sharing through comments.
  3. Substack's new Notes feature resembles Twitter but lacks the depth in conversation found on Artifact.

Work friends are the secret to great culture

Make Work Better • 163 implied HN points • 16 Jan 26
🎭️ Culture Social Networks
  1. Close friendships at work dramatically improve engagement, retention and business outcomes, and many people would even take lower pay for strong workplace relationships.
  2. AI and digital tools are making some interactions more superficial and increasing loneliness, so human collaboration and repeated meaningful contact remain essential even with remote or hybrid work.
  3. Leaders should set the tone for connection, laughter and trust, because friendship grows through shared time and experience and is a core pillar of healthy culture and performance.
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Maps of scenius

Austin Kleon • 2178 implied HN points • 12 Sep 23
🎭️ Culture Social Networks
  1. Scenius is about creativity that comes from a group, not just individual genius. Joining or creating a supportive community can help boost your creative efforts.
  2. Successful sceniuses have elements like friendly competition and easy sharing of ideas and tools. This sense of connection can lead to more innovation and creativity.
  3. Balancing connection with others and taking time alone is crucial for creativity. Both interacting with a community and having time to reflect can enhance your creative output.

The Shifting State of Xiaohongshu

Off-Topic • 1012 implied HN points • 30 Jun 25
🎭️ Culture Social Networks
  1. Xiaohongshu started as a shopping guide app for Chinese travelers and has evolved into a huge social media platform focused on lifestyle content and e-commerce.
  2. The app has become popular among women, offering a supportive community where users can share experiences and advice, making it a safe space for many.
  3. Recently, many Americans flocked to Xiaohongshu looking for a TikTok alternative, leading to cultural exchanges that highlighted shared human desires despite differences.

The fabric of society

The Bellows • 4 implied HN points • 05 Mar 26
🇺🇸 U.S. Politics Social Networks
  1. Society works like a network of social connections and information flows, so understanding those networks matters more than treating people as isolated, utility-maximizing individuals.
  2. Modern habits and technology that let people cocoon, curate interactions, and avoid everyday social responsibilities have eroded norms and made many people feel disoriented, which weakens democratic life.
  3. Strong local solidarity—looking out for your neighbors and reinforcing shared values—is what sustains democracy and defends rights, so that uneasy, warning feeling should push us to rebuild those community ties.

Porcfest

David Friedman’s Substack • 368 implied HN points • 26 Jun 25
🇺🇸 U.S. Politics Social Networks
  1. The Free State Project has successfully encouraged libertarians to move to New Hampshire, where they now hold a significant portion of political power despite being a small part of the population.
  2. Porcfest is a casual, family-friendly festival that combines fun activities with discussions about libertarian ideas, attracting many engaged participants who contribute to the event.
  3. The children at Porcfest are impressively entrepreneurial and active, often running their own small businesses and engaging in various learning experiences, which highlights the community's unique upbringing.

🐾 A social network taxonomy.

New_ Public • 589 implied HN points • 19 Feb 23
🕹 Technology Social Networks
  1. Social networks can be classified based on governance models and ownership structures.
  2. Different governance models include big room networks, group-hosting networks, the Fediverse, and very small online platforms.
  3. Advocating for a pluriverse, where diverse social network models coexist, allowing users to choose based on community needs.

The Social Network (Part 1)

Logging the World • 358 implied HN points • 10 Apr 23
🔬 Science Social Networks
  1. Networks can be represented by vertices (dots) and edges (lines connecting dots) to show relationships, such as friendships.
  2. The size of the largest connected component in a network is important for social media networks to prevent isolation and promote the spread of ideas.
  3. There is a critical level of interaction for social networks, above and below which functionality can dramatically change, impacting how ideas flow and network connectivity.

A Great Interruption Begins

From The Future • 294 implied HN points • 17 Jul 23
🕹 Technology Social Networks
  1. A new era called The Great Interruption seems to be approaching, freeing us from the constant distractions and reclaiming our attention
  2. Information and attention have always been intertwined, impacting humanity's growth and evolution
  3. Interest Grids could be the future of organizing our attention, helping us navigate a world inundated with information and distractions

Create good problems to have

Subconscious • 830 implied HN points • 26 Feb 24
🕹 Technology Social Networks
  1. Create good problems to have after the flywheel is already spinning, during rapid growth, which motivates the ecosystem to solve problems.
  2. Avoid building perfect technology as it leads to front-loading work, needing an ecosystem flywheel, and inability to anticipate scale problems.
  3. Creating good problems to have encourages co-evolution with the community and provides opportunities for others to contribute.

What Matters Today

Cool, I Can • 137 implied HN points • 17 Jul 23
🕹 Technology Social Networks
  1. Pseudonymity is becoming increasingly important on the internet.
  2. Fun Doomerism, the idea of having fun despite pessimism, is gaining traction.
  3. There is a growing focus on challenging and changing dominant tech companies like FAANG.

Framing the Future of the Internet

Not Boring by Packy McCormick • 168 implied HN points • 30 Jan 24
🕹 Technology Social Networks
  1. Farcaster is a blockchain network creating small interactive apps called Frames that can revolutionize social networking.
  2. Farcaster's Frames exemplify the concept of small applications growing protocols, encouraging experimentation and innovation.
  3. Blockchain networks like Farcaster win by offering decentralization, composability, and permissionlessness, enabling new functionalities and experiences for users and developers.

Scalable Embedding based retrieval for target side value

Recommender systems • 23 implied HN points • 17 May 25
🕹 Technology Social Networks
  1. Scalability is key for embedding-based recommendation systems, especially when dealing with billions of users. Finding effective ways to limit the search can help manage this challenge.
  2. It’s important to deliver value not just to viewers but also to the recommended targets, as this can improve user retention. Balancing recommendations for both sides can create a better experience.
  3. Using advanced algorithms can help ensure viewers don’t get overwhelmed with too many recommendations while also making sure that every target gets the attention they need. This balance is crucial for effective recommendations.

Friend Recommendation Retrieval in a social network

Recommender systems • 43 implied HN points • 24 Nov 24
🕹 Technology Social Networks
  1. Friend recommendation systems use connections like 'friends of friends' to suggest new friends. This is a common way to make sure suggestions are relevant.
  2. Two Tower models are a new approach that enhances friend recommendations by learning from user interactions and focusing on the most meaningful connections.
  3. Using methods like weighted paths and embeddings can improve recommendation accuracy. These techniques help to understand user relationships better and avoid common pitfalls in recommendations.

BKAV lại bị hack

Thái | Hacker | Kỹ sư tin tặc • 79 implied HN points • 09 Aug 21
🕹 Technology Social Networks
  1. BKAV, a cybersecurity firm, faced a hack where the source code was leaked, revealing potential insider threats within the company.
  2. The company's response to the hack drew attention to the importance of robust security measures and handling of insider threats in the cybersecurity industry.
  3. The incident showcased the need for companies, like BKAV, to continuously update security strategies and maintain transparency in response to cyber threats.