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Ethereum will use around 99.95% less energy post merge
TL;DR: Ethereum will use at least ~99.95% less energy post merge. Ethereum will be completing the transition to Proof-of-Stake in the upcoming months, which...
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 912 posts.
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Instagram ads Facebook won't show you
Companies like Facebook aren’t building technology for you, they’re building technology for your data. They collect everything they can from FB, Instagram, and WhatsApp in order to sell visibility into people and their lives. This isn’t exactly a secret, but the full picture is hazy to most – dim...
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Embrace the Grind
Sometimes, programming feels like magic: you chant some arcane incantation and a fleet of robots do your bidding. But sometimes, magic is mundane. If you’re willing to embrace the grind, you can pull off the impossible.
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European Parliament approves mass surveillance of private communication
Today, the European Parliament approved the ePrivacy Derogation, allowing providers of e-mail and messaging services to automatically search all personal messages of each citizen for presumed suspect content and report suspected cases to the police. The European Pirates Delegation in the Greens/EFA
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Individuals Matter
One of the most common mistakes I see people make when looking at data is incorrectly using an overly simplified model. A specific variant of this that has derailed the majority of work roadmaps I've looked at is treating people as interchangeable, as if it doesn't matter who is doing what, as if individuals don't…
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The gift of it's your problem now
Recently a security hole in a certain open source Java library resulted in a worldwide emergency kerfuffle as, say, 40% of the possibly hund...
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Boards are dangerous to founder/CEOs
Edit, 11/20/2023: If you like this post, it inspired a book co-written by me and Liz Zalman. You can find it here. One of my portfolio companies raised a round a few months ago and I left their boa…
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Naval Architecture
Interactive article explaining how ships float and maintain their stability.
430
The Unix Magic Poster
I understand the classic UNIX Magic poster by Gary Overacre was distributed at past USENIX conferences, and I’ve known of it for years but now in confinement, I’ve decided I want one to hang in my ...
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UMN CS&E Statement on Linux Kernel Research
Leadership in the University of Minnesota Department of Computer Science & Engineering learned today about the details of research being conducted by one of its faculty members and graduate students into the security of the Linux Kernel. The research method used raised serious concerns in the Linux Kernel community…
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Apple Has Opened the Backdoor to Increased Surveillance and Censorship
UPDATE: Apple announced it will provide fully encrypted iCloud backups, meeting a longstanding demand by EFF and other privacy-focused organizations, and it has officially dropped its plans to install photo-scanning software on its devices, which would have inspected users’ private photos in iCloud...
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Dissecting the Apple M1 GPU, Part II
Less than a month ago, I began investigating the Apple M1 GPU in hopes of developing a free and open-source driver. This week, I’ve reached a second milestone: drawing a triangle with my own open-source code. The vertex and fragment shaders are handwritten in machine code, and I interface with the hardware via the…
436
The Facebook phone numbers are now searchable in Have I Been Pwned
The headline is pretty self-explanatory so in the interest of time, let me just jump directly into the details of how this all works. There's been huge interest in this incident, and I've seen near-unprecedented traffic to Have I Been Pwned [https://twitter.com/troyhunt/status/
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Hubris – A small operating system for deeply-embedded computer systems
The release of a small open-source operating system for deeply-embedded computer systems.
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Surprisingly Slow
I have an affinity for performance optimization and making software as efficient as possible. Over the years, I've encountered specific instances and common patterns that make software or computers slow. In this post, I'll shine a spotlight on some of them.
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The Stroad
A stroad is a street/road hybrid. Stroads are dangerous and unproductive, and if we want to build strong towns, we have to eliminate them.
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Dissecting the Apple M1 GPU, Part III
After a few weeks of investigating the Apple M1 GPU in January, I was able to draw a triangle with my own open source code . Although I began dissecting the instruction set, the shaders there were specified as machine code. A real graphics driver needs a compiler from high-level shading languages (GLSL or Metal) to a…
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Surveilance bill rushed through Australian parliament in 24 hours
New Australian surveillance bill enables police to hack your device, collect or delete your data, and take over your social media accounts.
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Bitcoin is a Ponzi
that expectation is sustained by such profits being paid to those who choose to cash out. However,
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Raspberry Pi Zero 2 W
Announcing the successor to the groundbreaking Raspberry Pi Zero: the $15 Raspberry Pi Zero 2 W, built around our own RP3A0 System-in-Package
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Lessons learned from sharding Postgres at Notion
With an effort to make Notion faster and more reliable for years to come — we migrated Notion’s PostgreSQL monolith into a horizontally-partitioned database fleet.
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Raspberry Pi 3 Fastboot – Less Than 2 Seconds
This post tells about my journey on fast-booting a Raspberry Pi 3 (RPI). In addition to that, some optimizations are discussed that can be applied to a Qt (QML) application. At the end, we will have a …
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Experiments on a $50 DIY air purifier (2020)
You can make a DIY air purifier in 30s. To test if it works, I generated smoke, and measured how well it removes tiny particles.
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Offline First
Local-First software stores data on client devices for seamless offline and online functionality, enhancing user experience and efficiency.
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The “API Mandate” memo at Amazon
The personal website of Christopher Laing.
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Testing Phone-Sized Faraday Bags
Complex software is, to put it mildly, hard to get right (for details, see almost any other posting on this or any other security blog). Especially for gadgets that are rich with microphones, cameras, location and environmental sensors, and communication links (such as, you know, smartphones), errors and security…