the last 100
- Straightforward Pricing
- Tokens Used by CountryThis is the new GDP. Source: OpenCode
- Racing MindI’ve never read so few books as I do now. After 15 minutes of reading, my mind races back to my projects. So, I’m having to pick the ones I’m… Read more: Racing Mind
- Functional Misalignment due to Agent HallucinationI saw this image posted on X with reference to a development team losing substantial volumes of work due to agent hallucination. I noticed something similar in my work, and… Read more: Functional Misalignment due to Agent Hallucination
- Scott Adams’ User Interface for RealityThis is a true, true, gem. Whenever people mention Scott’s work, I mention this video. Now it has a link in my yard, so I can share it more easily.… Read more: Scott Adams’ User Interface for Reality
- The Prompt that Makes LLMs Get Seriousby Marc Andreessen, original here. You are a world class expert in all domains. Your intellectual firepower, scope of knowledge, incisive thought process, and level of erudition are on par… Read more: The Prompt that Makes LLMs Get Serious
- Be the AI Expert (2026)
- Gráfico do Rendimento Médio do Brasileiro por Nível de Instrução
- What Makes a Great Developer in the Age of AI?
- What Programming will Look Like in 2028By 2028, I imagine we’ll be looking at the UI of the final product and asking for changes directly from an agent that will be embedded into it as a… Read more: What Programming will Look Like in 2028
- Will “SaaS” Mean Anything in 5 Years?I have this feeling that legislators will go absolutely anal control-freak in the coming years, creating all sorts of complexities and bureaucracies imaginable, affecting all industries at once. It will… Read more: Will “SaaS” Mean Anything in 5 Years?
- Start as Early as Possibleby Brivael Every single one of the brightest people I’ve run into over the last few years realized the exact same thing at the exact same time: the degree system… Read more: Start as Early as Possible
- I am Not a Black BeltI am a black belt. I am a second dan (nidan 二段) Aikido black belt with the original school of Aikido, the Aikikai Foundation. I started Aikido practice in early… Read more: I am Not a Black Belt
- Virtually ImmortalsImmortality is a difficult concept. For the men of faith, it is achieved in the afterlife. For the skeptical, it is an unreachable dream. Well, not until yesterday at least.… Read more: Virtually Immortals
- My Friends are AfraidMy friends are afraid of almost everything. They are afraid of the machine. They are afraid of the wind in their hair. They are afraid of their own hearts. They… Read more: My Friends are Afraid
- Reading Dune
- Latência do DNS como Fator Arquitetural em SaaS no BrasilRecentemente soube (via @ayubio) que em algumas regiões do Brasil uma simples consulta a um resolvedor DNS recursivo externo — tipo o 8.8.8.8 do Google ou o 1.1.1.1 do Cloudflare… Read more: Latência do DNS como Fator Arquitetural em SaaS no Brasil
- Today I have Finished Writing the Manuscript of my BookToday is Sunday. The weather is terrible outside. I went to bed early last night because I want to get off with my bike before sun rise. But the winds… Read more: Today I have Finished Writing the Manuscript of my Book
- AI = More PeopleAI is for people who want to work faster and for companies that want to grow faster with more people. adapted from: https://x.com/Dan_Jeffries1/status/2050242435968905724
- Drive AI (as a Software Engineer)I’ve been harping on the disciplines and tools for using AI lately. I find them to be a very effective approach. But I don’t want to leave you with the… Read more: Drive AI (as a Software Engineer)
- Musk and Resource Allocationby Brivael Elon Musk once said something about resource allocation that really stuck with me. Essentially: past a certain level of wealth, money is no longer about consumption; it’s about… Read more: Musk and Resource Allocation
- Teclados e TecladosNão entendo como a maioria dos teclados vendidos no Brasil são completamente cagados. Parece que são desenhados para acabar com a sua produtividade.
- Why I Write (Orwell)“Why I Write” is an interesting and inspiring piece of work written by George Orwell in 1946. I wanted to have it posted here on my website for digital preservation.… Read more: Why I Write (Orwell)
- The Man in the ArenaIt is not the critic who counts; not the man who points out how the strong man stumbles, or where the doer of deeds could have done them better. The… Read more: The Man in the Arena
- Drunk Post: Things I’ve Learned as a Senior Engineer (2021)A few years ago, a data engineer on r/ExperiencedDevs got drunk and wrote down everything he learned in 10 years of engineering. The original account is deleted, but the post captures something… Read more: Drunk Post: Things I’ve Learned as a Senior Engineer (2021)
- The Weaponization of Ugliness: Why Beauty is the Ultimate Resistanceby https://x.com/BrivaelFr adapted from French to English using Google Gemini 3.1 Pro Communist ideology breeds ugliness. It’s not a side effect, it’s in its DNA. Let me explain. This ugliness… Read more: The Weaponization of Ugliness: Why Beauty is the Ultimate Resistance
- Musk: Work will be a HobbyI can only conclude that Musk’s “Contribution to Consumption Ratio” was a temporary aspiration of his. This is the new motto: People will be absolutely consumption-prone and will forget what… Read more: Musk: Work will be a Hobby
- Dune Part III (expectations)I finished re-reading the second book of the Dune Chronicles, Messiah, last night and I have mixed feelings about the coming movie “Dune Part III” later this year. I have… Read more: Dune Part III (expectations)
- Deep Learning and Fertilityby Jesús Fernández-Villaverde on X.com in 20260406 “Two things are important right now in life: deep learning and fertility. Everything else is noise. We are only starting to glimpse what… Read more: Deep Learning and Fertility
- The Mythical Man-Month (book)I started reading this book by accident after finding about its existence in discussion thread on X. The title itself didn’t ring any bells to me at first look, but… Read more: The Mythical Man-Month (book)
- My “Agent First” LinkedIn ProfileSince LinkedIn is now a bot parede, I have adjusted the About section of my profile page to be “Agent First” with only binary code. The few humans left in… Read more: My “Agent First” LinkedIn Profile
- His Secret SauceHis secret sauce is people, not money. It’s finding the best talent, attracting it and retaining it. Then, success comes from molding corporate culture to accommodate that talent so it… Read more: His Secret Sauce
- “Você está escondendo servidores Linux no seu porão, não está?”
- Como Configurar o apt para Usar TorSe você usa Debian Linux assim como eu, deve estar preocupado com o momento delicado que estamos vivendo no Brasil. Porém, um alívio!, nossos colegas de comunidade já têm histórico… Read more: Como Configurar o apt para Usar Tor
- On Reading This Book (1979)The “On Reading This Book” section of Christopher Alexander’s famous publication from 1979 “The Timeless Way of Building” is probably one of the most visionary pieces of reading guidance I… Read more: On Reading This Book (1979)
- Agentic WarsBack in May 2023 I wrote this pensata I named “GPT Wars”, and it has pulled in a lot of views from various sources. This year we are facing a… Read more: Agentic Wars
- Just Ask ItIt’s just statistics. Children with one dedicated teacher evolves faster than children with shared teachers. Answers to children are the success factor. AI is the universal know-it-all teacher. Just ask… Read more: Just Ask It
- RIP Maderite
- Scientists Cured Pancreatic Cancer in Rats
- This Movie will Change as You DoThe Wolf of Wall Street is a great movie. To me, DiCaprio’s best performance by far and kudos to his agent for crafting this opportunity with Scorsese and the producers.… Read more: This Movie will Change as You Do
- Some Books Will Point a Finger at YouReading dense literature is not an easy task. Some books will point a finger at you. They will talk about you, even if you pretend it’s about someone else. I… Read more: Some Books Will Point a Finger at You
- Don’t Forget Your NumberThis is the artificially colorized version of a historical picture of an unemployed American worker during the Great Depression showing his social security number tattooed to his arm. More details… Read more: Don’t Forget Your Number
- Visibilidade e ResponsabilidadeEsse tema nunca foi tão atual. Em tempos de trabalho home based, a visibilidade é prejudicada e, com ela, a responsabilidade pela entrega do trabalho. Imagino aqueles que vivem sozinhos… Read more: Visibilidade e Responsabilidade
- Who am I? (AI)I saw this post from Santiago this morning, a topic that I have anticipated in my thinking and essays for at least two years now. If digital intelligence can easily… Read more: Who am I? (AI)
- My Brother & MotorcyclesMy brother and motorcycles: no more. Motorcycle. Motor cycle. Cycle. I met with him last weekend and he said, “Thank goodness I lost the passion for motorcycles.” “I’m no longer… Read more: My Brother & Motorcycles
- This Website Allows Comments to Posts NowIt seems like a good idea to have the feature enabled as it works so well. It will work for me only, of course.
- Asimov’s Foundation Reading ListsAsimov’s monumental work can be read two ways: By publication order – preserves the mystery and plot twists. By chronological order aligned with in-universe timeline
- The Kings of 21st Century’s Big HousesElon Musk, CEO of Tesla, SpaceX, X (formerly Twitter), 54. Sundar Pichai, CEO of Alphabet Inc. (Google’s parent), 53. Tim Cook, CEO of Apple, 65. Jensen Huang, CEO of NVIDIA,… Read more: The Kings of 21st Century’s Big Houses
- Dog Litter BoxesI’ve made these two projects for testing adoption by the dog and efficiency in controlling odor. The option with the drain works much better from a maintenance perspective. We just… Read more: Dog Litter Boxes
- Open Letter to the Producers of the Rock Band RushI know you must have plans to release a clip featuring Alex, Geddy, and Anika playing together to officially introduce her to Rush fans in great style. With that said,… Read more: Open Letter to the Producers of the Rock Band Rush
- Charles StrossToday I learned who Charles Stross is. A new door spawns inside my sci-fi readings portal. Markku Lappalainen, CC BY 4.0, via Wikimedia Commons
- The PHUMY Stack
- Pavel Durov’s Open Letter to the Free InternetI totally agree with him, but especially this statement: We’ve been made to believe that the greatest fight of our generation is to destroy everything our forefathers left us: tradition,… Read more: Pavel Durov’s Open Letter to the Free Internet
- The Computer is the Bicycle of the MindSteve Jobs, 1990.
- My Localhost Page was RevampedJust giving TiddlyWiki another chance. It’s so cool.
- Leave the Source for LaterSome people now enjoy starting their statements with a direct reference to a (more credible) source of information. It seems that everyone’s suspicious until proven otherwise. For that, along with… Read more: Leave the Source for Later
- Writing Books is Better than Reading ThemI’m 3 weeks into the writing of my book. What a joy. It’s much better than reading any book. It really is. No wonder there are so many books out… Read more: Writing Books is Better than Reading Them
- Make It Work, Then Perfect It LaterYes, this is a nice little statement that loads us with encouragement. It’s too bad that it cannot compete with another nice little statement in popularity: If it’s not broken,… Read more: Make It Work, Then Perfect It Later
- Folder Sync Between Devices using rcloneSyncthing for Android is now discontinued. This is an alternative process that achieves the same outcome.
- Deaths are Projected to Exceed BirthsBy the year 2030. Details on the report. https://www.cbo.gov/publication/61390
- My Typical Week (2025)Here is how it looks like. In general, I try to stick to Bob Fifer’s model of organization of time. (text in Portuguese)
- The Investor’s Book List (2025)by Luigi Micales, GFA Investing Operating & Management
- 36th Bienal de São PauloHighlights https://photos.app.goo.gl/vFwgRwsH6MrYH1d67
- Good Music Ages WellListening to good music when you are young, in adolescence for example, is one thing. You barely have a hobby and certainly don’t work. You haven’t had the chance yet… Read more: Good Music Ages Well
- Writing SentencesI like Charles Bukowski. I like his books and writing style. He writes mostly using short sentences. I try to imitate that style here in this website. I just try,… Read more: Writing Sentences
- trends (a new tag)I’m going to start registering the trends I notice both online and offline by posting a post with a new tag: trends I’ve got this idea from the book The… Read more: trends (a new tag)
- The Motivation to Do Things (a 4-Step process)Step 1 – Allow yourself to take the risk of doing something either you don’t like or don’t have the right tools to do it, or don’t know the outcomes.… Read more: The Motivation to Do Things (a 4-Step process)
- Mapa Histórico Brasileiro
- Time from Product Launch to Market Fit
- Code Review DebtI’m beginning to notice this behavior not only on my programming work, but also on comment on X. Most people still believe that code review is a task for humans… Read more: Code Review Debt
- I am a Digital Carpenterfrom “The Shape of Design” by Frank Chimero
- MariaDB’s INTReminder to self: INT(3) DOES NOT mean the database will manage a smaller amount of memory or storage than INT(255). No, it doesn’t work that way. This is how it… Read more: MariaDB’s INT
- UnFUDding SQLite for Web DevelopmentOne can safely assure that there are 4 things that keep human life possible on planet Earth: SQLite is this open-source ubiquitous small footprint database used by mostly every digital… Read more: UnFUDding SQLite for Web Development
- I’m Giving n8n and Mautic Another ChanceBoth tools have grown too powerful now to be ignored. My idea is to use them for Marketing automation in various work lines, from strategic to operational. I’ve configured a… Read more: I’m Giving n8n and Mautic Another Chance
- So You Want a PDFJust “Print to PDF” it. I’m no longer implementing this long flow with tons of work on each hop. Instead, I’m just formatting the data from the user’s request and… Read more: So You Want a PDF
- How to Adjust Your Brand’s Logo Size in BulmaCSSCreate a custom CSS file to hold some… custom CSS for the logo. Adjust width and height of the navbar.logo class to fine tune your logo size on screen. The… Read more: How to Adjust Your Brand’s Logo Size in BulmaCSS
- MVP, Technical Debt and RebuidsI no longer believe in the idea of building a half-baked MVP in order to launch it faster. The cost of rebuilding is disturbing to me. Rebuilds often happen with… Read more: MVP, Technical Debt and Rebuids
- Pope Leo XIV’s Speech to Cyclists at the Giro d’Italia 2025“Dear Brothers and Sisters in Christ, I am delighted to welcome you, the brave and dedicated cyclists of the Giro d’Italia, to the Vatican today. Your presence here is a… Read more: Pope Leo XIV’s Speech to Cyclists at the Giro d’Italia 2025
- MVCThe MVC is a design pattern. Yes, it is. At the most fundamental level, in my experience, is like the artist positioning the canvas at a certain distance, holding the… Read more: MVC
- AI for Dev 202505This is the first of a series of posts in which I’ll be describing the pieces of AI tech I’m currently using. Every time I change tech either abandoning or… Read more: AI for Dev 202505
- Product Roadmap Build-up (2025)Amazingly clever idea that brings pragmatism to the product roadmap build-up process.
- Sebastião Salgado, RIPphoto credit: 2009, Kevin Scanlon for The New York Times
- How Would You Make It?“Mukesh was trying to write the perfect, most performant solution from day one, jumping straight to “optimal” without first getting “correct.” So one day, I pulled him aside. I said:“Look,… Read more: How Would You Make It?
- Resilient Web DesignIf web designers wished to remain true to the spirit of One Web, they needed to provide the same core content at the same url to everyone regardless of their device. At… Read more: Resilient Web Design
- Top 3 Competencies (2025)
- The Prompt that Makes ChatGPT go ColdSystem Instruction: Absolute Mode. Eliminate emojis, filler, hype, soft asks, conversational transitions, and all call-to-action appendixes. Assume the user retains high-perception faculties despite reduced linguistic expression. Prioritize blunt, directive phrasing… Read more: The Prompt that Makes ChatGPT go Cold
- We are Conformant to Deficit and FlawsI suspect we are because it was key to our survival in the unknown. Since the dawn of mankind we are struggling with the natural environment. We feel humbled by… Read more: We are Conformant to Deficit and Flaws
- Super SlowmotionCiclovia do Rio Pinheiros, SP
- Switched Duplicati with ResticIt all started with a simple version upgrade. It was my bad I didn’t check if everything was still in place after it. I took the risk and blindly assumed… Read more: Switched Duplicati with Restic
- FlâneurI wanted to become a flâneur, a professional meditator, sit in cafés, lounge, unglued to desks and organizational structures, sleep as long as I needed, read voraciously, and not owe… Read more: Flâneur
- Users Are Amazing (2)
- How Low can It Go?This bike won the 2024 Badlands race. Its top tube is almost below the rear tire line. via https://www.instagram.com/p/DGDsJx3z_xg/
- Single Chainring on the RoadIt seems that single chainrings will definitely “hit the road” in 2025. But, of couse, they won’t be for the average rider nor for the average terrain. via Instagram https://www.instagram.com/p/DH3oegdCu51/… Read more: Single Chainring on the Road
- C2 WikiThis is the most incredible web rabbit hole on the Internet. https://wiki.c2.com/?WelcomeVisitors
- What Should One Do?From the excellent essay by Paul Graham. You should always try to…
- A Brutalist WebsiteThe year is 2025 and I just found out this website might follow the tenets of Brutalist Web Design. Topics by Bryant Copeland from the above link.
- Back to Linux on the DesktopAfter a year and a half of using Windows 10 (with WSL), I decided to come back to Linux. I feel that this year, 2025, the year of Win10’s support… Read more: Back to Linux on the Desktop
- I’m Giving Strava a BreakMaybe I’m getting too old for this. I’m giving Strava.com a break. After more than 10 years tracking my stats, I think I’ve got fed up with it. I don’t… Read more: I’m Giving Strava a Break
- AI: Speed || ComplexityI’m writing this in the early stages of AI. This morning, I read a post on X.com from a man who wanted to put his entire codebase under review using… Read more: AI: Speed || Complexity
- Users are Amazingalso see Users Are Amazing (2)
