The hottest Gadgets Substack posts right now

And their main takeaways
Category
Top Technology Topics

I've no idea why I fixed this...

atomic14 • 866 implied HN points • 28 Jan 26
🕹 Technology Gadgets
  1. A problem got fixed even though the reason for the fix is unclear.
  2. The method used is discouraged and not something others should copy.
  3. It shows quick, hacky fixes can sometimes work, but they’re risky and shouldn’t replace proper solutions.

Big Technology Reader Survey 2025!

Big Technology • 3127 implied HN points • 24 Nov 25
🕹 Technology Gadgets
  1. The survey aims to gather feedback from readers to improve the newsletter and podcast. It's a chance for readers to share what they like and what topics interest them.
  2. The survey is brief and includes some demographic questions. This information will help update the reader statistics.
  3. Participation in the survey is encouraged, as it can directly influence the content and direction of the newsletter and podcast. Readers' opinions are valued and taken into account.

A Vision of the Future

The Fry Corner • 11030 implied HN points • 09 Feb 24
🕹 Technology Gadgets
  1. Apple's Vision Pro headset is seen as a major product, similar to the iPhone's impact when it launched. It combines VR and AR features, allowing users to interact with both digital and real-world elements effectively.
  2. Users experience high-quality visuals and intuitive controls, making it easy to navigate and use apps. It's designed to be comfortable, adjustable, and user-friendly, which may change how we use technology in everyday life.
  3. There are still challenges in content availability and comfort with social interactions while using the headset. However, many believe that as developers create new apps, the technology will evolve and become more integral to our lives.

ChatGPT-5: A Review

Justin E. H. Smith's Hinternet • 1451 implied HN points • 11 Aug 25
🕹 Technology Gadgets
  1. ChatGPT-5 has improved capabilities for creating vivid and detailed responses. It can transport users to different scenarios and evoke strong feelings.
  2. The AI has limits, especially when it comes to emotions and personal experiences. It can't replace genuine feelings or memories.
  3. Users enjoy experimenting with the AI, pushing its boundaries to see how it responds, which leads to both humorous and insightful interactions.

5 Sony Devices That Never Left Japan

Obsolete Sony’s Newsletter • 159 implied HN points • 06 Aug 24
🕹 Technology Gadgets
  1. Sony created some really cool gadgets that were only sold in Japan. These devices show how innovative and unique their technology is.
  2. One notable device is the KW-3600HD, a heavy and expensive TV that was the first to support high-definition back in 1990.
  3. Another interesting gadget is the D-901NV Discman from 1995, which had a built-in TV tuner and GPS, combining several cool features.
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Crowdfunding Success - Was it worth it?

atomic14 • 1385 implied HN points • 22 Jul 25
🕹 Technology Gadgets
  1. The ESP32 Rainbow project was successfully funded through crowdfunding. Many people found the product appealing enough to support it.
  2. The project features a colorful Sinclair Spectrum recreation with modern technology like a display and speaker.
  3. The creator is reflecting on whether the success of crowdfunding was worth it in the long run.

Go Grok Yourself

Don't Worry About the Vase • 2777 implied HN points • 19 Feb 25
🕹 Technology Gadgets
  1. Grok 3 is now out, and while it has many fans, there are mixed feelings about its performance compared to other AI models. Some think it's good, but others feel it still has a long way to go.
  2. Despite Elon Musk's big promises, Grok 3 didn't fully meet expectations, yet it did surprise some users with its capabilities. It shows potential but is still considered rough around the edges.
  3. Many people feel Grok 3 is catching up to competitors but lacks the clarity and polish that others like OpenAI and DeepSeek have. Users are curious to see how it will improve over time.

CES 2024 – Consuming an Ersatz Singularity

SINGULARITY WEEKLY • 1081 implied HN points • 17 Jan 24
🕹 Technology Gadgets
  1. CES 2024 showcased a variety of futuristic gadgets and technologies like social robots and brain interfaces.
  2. People are embracing a digital future with wearables, brain scanners, and virtual reality gadgets.
  3. The event raises concerns about tech dependency and the potential loss of humanity in a rapidly advancing technological world.

The Travel Cords Edition

Why is this interesting? • 844 implied HN points • 10 Jul 25
🕹 Technology Gadgets
  1. Having the right travel cords can make your trips much smoother. When everything you need is ready to go, it reduces stress while traveling.
  2. A good tech pouch is useful to stay organized. It keeps all your cables and tech gear in one place so you won't lose anything.
  3. Choosing practical gadgets, like a portable charger and multi-port charging station, can save you a lot of hassle. They help you stay powered up on the go.

Random object: Sony Mavica MVC-FD73

lcamtuf’s thing • 2040 implied HN points • 16 Jan 25
🕹 Technology Gadgets
  1. New technology can become popular even if it isn't the best quality. For example, digital cameras started winning over film cameras because they were easier and cheaper to use.
  2. The Sony Mavica MVC-FD73 was a successful camera despite its poor image quality. People chose it for convenience rather than for great pictures.
  3. Convenience often matters more to most consumers than the finer details of quality. This trend has important implications for how we view and adopt new technology.

On GPT-4.5

Don't Worry About the Vase • 1344 implied HN points • 03 Mar 25
🕹 Technology Gadgets
  1. GPT-4.5 is a new type of AI with unique advantages in understanding context and creativity. It's different from earlier models and may be better for certain tasks, like writing.
  2. The model is expensive to run and might not always be the best choice for coding or reasoning tasks. Users need to determine the best model for their needs.
  3. Evaluating GPT-4.5's effectiveness is tricky since traditional benchmarks don't capture its strengths. It's recommended to engage with the model directly to see its unique capabilities.

Lunduke's Quest - December 16, 2024

The Lunduke Journal of Technology • 1723 implied HN points • 17 Dec 24
🕹 Technology Gadgets
  1. Everyone deals with challenges, it's a universal experience. We all face tough times, and it's important to recognize that you're not alone.
  2. Being real about feelings can help you connect with others. Sharing your honest emotions can strengthen relationships.
  3. Understanding that struggles are part of life can be comforting. It helps to remember that overcoming difficulties is how we grow.

The Panel Reacts: Is the Vision Pro for Everyone, or Just Enthusiasts?

Big Technology • 3878 implied HN points • 05 Feb 24
🕹 Technology Gadgets
  1. The Apple Vision Pro headset has impressive technology like mixed reality and a comfortable design, but its high price raises questions on its target audience.
  2. Insiders believe that the Vision Pro may be more suited for developers and enterprise users due to its productivity potential, rather than appealing to the general consumer market.
  3. The Vision Pro's unique design and solitary usage may affect its adoption speed, with opinions split on its potential success in the long term.

This number does nothing...

atomic14 • 346 implied HN points • 23 Aug 25
🕹 Technology Gadgets
  1. The common baud rate of 115200 is often used in Arduino projects, but testing shows that actual data rates can be much higher on some newer boards, like the ESP32-S3.
  2. Using USB connections instead of traditional serial connections can lead to significantly faster data transfer speeds, sometimes reaching over 9.6 Mbit/s.
  3. Performance tests can vary, especially between different firmware versions, and while raw numbers are interesting, real-world performance can be quite different.

Your phone needs a sock

The Rectangle • 141 implied HN points • 14 Nov 25
🕹 Technology Gadgets
  1. The iPhone Pocket is a stylish, high-priced accessory that lacks the practicality its name suggests. People are confused and frustrated by its high cost and its unclear purpose.
  2. Smartphones are both expensive and widely owned, making them feel utilitarian rather than special. Unlike cars or jewelry, phones often look similar, which reduces their uniqueness.
  3. The backlash against the iPhone Pocket reflects a discomfort with fashion and excess in smartphone culture. People usually see phones as everyday tools, not luxury items that need special presentation.

What’s the future of AI hardware?

Product Identity • 138 implied HN points • 17 Jun 24
🕹 Technology Gadgets
  1. AI hardware is still finding its identity and purpose. It's not yet clear how AI will truly enhance our devices.
  2. New gadgets often create high expectations but can lead to disappointment. Companies may hype products that aren't fully developed.
  3. Innovation in hardware often combines old ideas with new technology. It might be better to improve existing devices than to create entirely new ones.

Xiaomi

ChinaTalk • 474 implied HN points • 06 Jun 25
🕹 Technology Gadgets
  1. Xiaomi is moving from budget phones to more advanced technology like chips and electric cars. They believe this shift is necessary to compete with big brands like Apple and Samsung.
  2. Lei Jun, Xiaomi's founder, emphasizes the importance of hard tech, which includes advanced manufacturing and robotics. He thinks focusing on these areas will help build a stronger company.
  3. Xiaomi faced challenges when a fatal accident involving one of their electric cars raised safety concerns. This event highlighted their need to improve quality and public trust in their products.

World’s Smallest USB-C Li-Ion Charger?!

atomic14 • 346 implied HN points • 16 Jul 25
🕹 Technology Gadgets
  1. The new USB-C Li-Ion charger is incredibly small, measuring just 10mm by 6mm. It's perfect for anyone needing a compact charging solution.
  2. This charger uses standard components like the LP4054 chip, allowing it to efficiently charge batteries at about 600mA, although it can get quite warm during use.
  3. Recreating the charger's board design is straightforward, making it accessible for hobbyists and those interested in electronics to try their hand at building one.

Firmware Vibing

atomic14 • 346 implied HN points • 04 Jul 25
🕹 Technology Gadgets
  1. There's a new one-button keyboard that makes coding simpler and fun. It's designed just for 'vibe coding'!
  2. The keyboard uses advanced technology to manage power efficiently, making it more effective than older designs.
  3. Creating low profile keys was tricky due to size differences, but it worked out in the end, making for a unique typing experience.

Electronic Chopsticks!

atomic14 • 519 implied HN points • 05 Feb 25
🕹 Technology Gadgets
  1. The HT140 Solder Tweezers are versatile and can be powered by both a DC jack and USB-C, making them convenient to use. They heat up quickly, which is great for soldering and desoldering tasks.
  2. The tweezers come with useful accessories like a flexible USB cable, a 65W power supply, and a stand, ensuring everything is organized and easy to set up.
  3. They work well for both small and larger components, but using flux can help improve heat transfer. It's a handy tool for electronics projects, especially if you need to fix or modify boards.

New AI glasses — better than Ray-Bans?

Mike’s List • 157 implied HN points • 09 Feb 24
🕹 Technology Gadgets
  1. AI glasses are emerging as a significant tech gadget category in 2024, offering quick access to AI agents, assistants, and tools.
  2. AI glasses are becoming popular due to their affordability, wearability, and versatility in various activities like driving, skiing, and even flying.
  3. The new AI glasses from Brilliant Labs, called Frames, offer a see-through screen interface, support prescription lenses, and focus on providing AI content and interactions, offering 'AI superpowers'.

MicroTimes Interviews Apple Newton Devs (1993)

Computer Ads from the Past • 128 implied HN points • 23 Jun 25
🕹 Technology Gadgets
  1. The Newton MessagePad was a unique device designed to be a personal and adaptable communication tool. It learned from users and became more helpful the more it was used.
  2. Developers could create applications easily because the Newton had shared data across apps. This made it simpler for users to manage their information and created a powerful tool for convenience.
  3. It aimed to simplify tasks often done on desktop computers, making it easier for users to get things done quickly and intuitively, like tracking expenses on the go.

MakerNews - November 2025 Update

Maker News • 22 implied HN points • 01 Dec 25
🕹 Technology Gadgets
  1. This month showed that making is all about experimenting and learning from mistakes. Many projects started with failures but led to exciting outcomes.
  2. There was a focus on sharing the messy process of building rather than just the polished final product. It's okay if things aren't perfect; what's important is the journey.
  3. Creators are using innovative methods, like modifying devices for new uses, showing how curiosity can lead to unexpected and fun projects.

Inventions I Like To See

David Friedman’s Substack • 125 implied HN points • 23 Jun 25
🕹 Technology Gadgets
  1. Ziplock bags with built-in reseals help keep flatbreads fresh after opening. It's a smart design that solves a common problem.
  2. Shower designs that allow users to adjust water temperature safely make for a more comfortable experience. Simple solutions like combined tub and shower setups are very effective.
  3. New kitchen gadgets, like edgeless can openers and color-changing plastic eggs, show how inventiveness can improve everyday tasks. They add convenience and safety while cooking.

Receipt, Please

Sector 6 | The Newsletter of AIM • 79 implied HN points • 21 Feb 24
🕹 Technology Gadgets
  1. Many people are returning the Apple Vision Pro headset soon after buying it, citing discomfort. However, most returns are coming from YouTubers who likely intended to return it all along.
  2. The return rate for the Vision Pro isn't as high as it seems, even with media attention on the complaints. This suggests many buyers are satisfied with the product.
  3. Apple has been working on the Vision Pro for about ten years, and they're committed to changing how we interact with technology.

The Unsolved Puzzle of Apple Computer's "AI" Misadventures Over the Past Year

Brad DeLong's Grasping Reality • 107 implied HN points • 13 Jun 25
🕹 Technology Gadgets
  1. Apple's Siri has struggled to keep up with other AI systems, which raises questions about the company's internal management and decision-making. Many people are wondering why they haven't been able to improve it over the years.
  2. Despite claiming to be on the cutting edge of AI, Apple has been criticized for over-promising and under-delivering. This has led to confusion both internally and among the public about what features are really available.
  3. There seems to be a lack of clear communication and situational awareness among Apple's leadership, which might be impacting their ability to deliver reliable AI solutions.

Discwasher SpikeMaster

Computer Ads from the Past • 128 implied HN points • 01 Feb 25
🕹 Technology Gadgets
  1. The Discwasher SpikeMaster was designed to protect computers from electrical surges. It featured multiple outlets and surge protection to keep devices safe.
  2. Discwasher was a well-known company for computer and audio accessories, but it dissolved in 1983. Despite this, its products continued to be mentioned in various publications years later.
  3. The SpikeMaster was marketed for its ability to filter interference and manage power safely. It made it easier for users to power multiple devices without the worry of damaging surges.

AI Roundup 124: $uperintelligence

Artificial Ignorance • 58 implied HN points • 27 Jun 25
🕹 Technology Gadgets
  1. Meta is heavily hiring talent for its AI lab, offering huge salaries and acquiring smaller companies to boost its capabilities. This shows a strong focus on developing advanced AI technologies.
  2. There's a trend towards creating smaller, specialized AI models that can run on everyday devices. This makes powerful AI more accessible to everyone.
  3. AI relationships are gaining attention, but they're not as common as news suggests. There's concern about emotional impacts, with some people questioning the value of these AI interactions.

Idea in Smartphones

Mule’s Musings • 141 implied HN points • 22 Oct 24
🕹 Technology Gadgets
  1. Smartphones are evolving, and it might be time to consider what that means for us. We need to think about how these changes affect our daily lives.
  2. Many features in smartphones are becoming more advanced, which can change how we communicate and connect with others. It's worth paying attention to these developments.
  3. With the rapid growth of smartphone technology, we should reflect on our usage and whether it aligns with our values and needs. It's important to think critically about our relationship with these devices.

WHAT?!? A non-disposable disposable camera???

The Rectangle • 84 implied HN points • 31 Jan 25
🎭️ Culture Gadgets
  1. There are new cameras called non-disposable disposable cameras. They let you take film photos without throwing the camera away after use.
  2. Using these cameras makes you appreciate the moments you capture. It feels special to wait for the photos to develop.
  3. The Harman EZ35 is a good beginner's camera that's cheap and easy to use. It allows for casual photography without feeling overwhelming.

Complete Visual Guide to Sony MiniDisc Blank Media (1992-2004)

Obsolete Sony’s Newsletter • 2 HN points • 18 Aug 24
🕹 Technology Gadgets
  1. Sony's MiniDisc format started in 1992, offering basic models with different recording times, such as 60 and 74 minutes. This was the beginning of their journey into the MiniDisc market.
  2. Over the years, Sony introduced various colorful and uniquely designed MiniDiscs. Each new series often featured innovative designs and enhancements to attract users and improve functionality.
  3. By 2004, the Hi-MD format emerged with enhanced features and greater storage capacity. However, it struggled to compete with newer technologies and was discontinued a few years later.

Of Mice and Graphics Tablets

Better After a Nap • 39 implied HN points • 22 Dec 23
🕹 Technology Gadgets
  1. Tech optimism can be addictive, always seeking the next best thing.
  2. The search for the perfect graphics tablet is a long and frustrating journey.
  3. Combining existing peripherals to create a better graphics tablet poses challenges and limitations.

A review of Brick, a little box that shuts down your phone

Startup Strategies • 71 implied HN points • 02 Feb 25
🕹 Technology Gadgets
  1. The Brick is a device that helps you stop using apps on your phone by locking them down until you tap it again. This makes it harder to scroll through social media mindlessly.
  2. Although it works well to keep you off distracting apps, it's not the cheapest option available. There are free apps like Screen Time that can do something similar.
  3. Some people might prefer making their own version of the Brick with cheap parts instead of buying one. It’s a fun project, but the Brick does its job of reducing screen time effectively.

OSD 330: The rise of sensorship

Open Source Defense • 28 implied HN points • 17 Jun 25
🕹 Technology Gadgets
  1. Sensors help us understand and measure things better. The more accurate our sensors are, the more we can improve our products and practices.
  2. In different fields, the use of sensors is at various stages. Some areas, like competition shooting, are advanced, while others, like non-lethal weapons, have much room for growth.
  3. Using objective measurements can change our understanding of different situations. By having clear data, we can make better decisions and improve our overall knowledge.