org-special-block-extras: demos that are tests, rather than docs
Each :demo block shows its source, then its snapshotted rendering; each export checks it still renders so.
Approved Isn't the Same as Trusted
This week AgentTacho, my small incubating macOS menu bar app for tracking agent usage, got a feature that refreshes its numbers whenever I open its menu. Before the merge, agents reviewed it at every…
demotime
I've built this app for myself to trim down demo videos by cutting off sections where nothing happens, e.g. when waiting for a command to finish. I could use a video editor, but I don't want to spend…
Should You Do a Cloud Certification? The Four Reasons I Tell People Not to Collect Them, What the Exams Cost in 2026, and the One Case Where a Certificate Is Worth the Money
TL;DR Certifications are not bad; chasing them is. A badge proves you reached the passing mark on one exam on one day. It does not prove you have run the service in production, and the terms attached…
Three AWS Solutions Architect Associate Questions From My Shorts, Answered Properly - Migrating Web, Batch and Legacy Apps; Cutting EC2 Cost for a 2-Week Shutdown Without Losing Memory; Internet for Private Subnets (with the Prerequisites the 30-Second Answers Skip)
TL;DR Question 1, migrate web, batch and legacy apps with scalability and security: legacy and web tiers on EC2 in an Auto Scaling group across multiple Availability Zones, network ACLs plus security…
Explicit Account Routing in OpenCode with CLIProxyAPI
I juggle between personal and work accounts for both Claude and Codex, and I wanted all of them available in OpenCode . Most people set up local LLM proxies to pool their accounts into one bucket and…
FreeBSD's Base Comes From One Team
On 20 October 2026 a commit went into FreeBSD's source tree with the title pf: Keep every chunk of a table that a ruleset defines: libpfctl sends a table of addresses to the kernel in chunks of 256,…
Default Apps 2026
Apps I’ve been using regularly this year. This is my second year doing this. Here is last year’s list. Inspired by Jeff Triplett and catalogued by Robb Knight’s App Defaults. What…
A week of solo game development with Claude Code, around a full-time job
One week of Inselnova development in numbers: 66 AI sessions, 154 tickets, two releases, and the development lifecycle I use as a solo indie developer with a day job.
Haar and DCT Time Reparameterization in NumPyro
This is another research iteration with Opus 5.5, see PR #215. I verified every step and concept and wrote most of the prose myself (where I didn’t, I guided the LLMs carefully, as I am not a native…
Unfinished Business
You CAN bargain with Death, but their schedule is immutable.
Mum's first anniversary
Today is the first anniversary of my mum's death . I don't know how I feel or how I am supposed to feel, I dare say that there are no rules around this. I do know that I think about her every day and…
Love the Problem
I’m sharing this message to my kids after they came up with an algorithm for the CSES Movie Festival problem this morning.
Alone in Fukuoka: When the Yatai Look Ordinary and the Real City Food Begins
Your friends cancel. The riverside row of yatai in Nakasu glows with the usual red lanterns and plastic curtains, but somehow the stalls look smaller, more ordinary than the photos promised. The air…
Kiwi Ears Halcyon ▀ World's First MEMS IEM and Pure Satisfaction For a BassHead Person
Previously i already reviewed [ultra budget IEMs] . And they are totally worth their price in the budget category. CORE METHODOLOGY OF IEM TESTING Aim of this methodology is to deliver simple…
The shoe that owed the atmosphere nothing
On February 5, 2025, five shoe stores on four continents each took delivery of exactly one hundred pairs of a plain white slip-on with no laces. The M0.0NSHOT Zero retailed for $200. It was certified…
PHP2Shell: qué hacer con los servidores PHP mientras llega el parche
Nota: este artículo está escrito la mañana del 21 de octubre, antes de que salga el parche. Los detalles técnicos y las versiones corregidas se publicarán con la actualización, así que conviene…
Business Continuity: From Black Friday to Semester Start
After years of business continuity management for large e-commerce platforms I cannot build systems without infrastructure as code, full automation, and a tested recovery story any more. Nobody…
Agent UX: Building developer tools for humans and their coding agents
For a long time, visual SaaS apps have been the go-to solution for professional tooling. But with coding agents, this is changing – and the apps we build now need to work just as well for the agents…
Note on Cloud Rats and Software Roaches via Idle Words
Remember that death is the best form of reinforcement learning. A scenario where mutable rogue software exists, and 99.9% of it is successfully caught, is one where we’re guaranteed to get highly…
twitter for agents
Every community platform right now ends up as a tiny dictatorship. Facebook groups, WhatsApp groups, subreddits. Someone happens to be in the right place at the right time, opens a group around a…
Review: Markdown Mate
Markdown Mate is a simple, quick editor that gets most things right Markdown Mate is a free markdown editor available on the App Store. It is simple, quick, but does not do wiki links, so you won’t…
Respectful design
Every pixel should mean something. A product that does this is as if its creator is saying: I respect your time.
System Guardrails for Software Factories - Building Pits of Success for Agents and Humans
I've been diving into software factories and how they're built as I believe that's where the industry is heading. AIs can crank out reasonable code much faster than we can and often at same or higher…
Build Case-Insensitive Lookups with Rails' New QueryPredicates Types
Rails 8.2 lets an Active Record type define the SQL expression every query compares through. Write lower() once, in a type, and get case- and accent-insensitive find_by, where, order, and uniqueness…
Cellebrite’s Advanced Unlocks and the case of the missing iPhone 17
A leaked Cellebrite datasheet quotes a working range in meters, skips the entire iPhone 17 generation and stalls at iOS 26.4. A researcher thinks he knows why. I review the argument, check where it…
Brainstorm
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Reclaim
Make room for your next build
A new notebook day
Marisabel is hosting this month’s IndieWeb Carnival on a theme of Pages . It’s no secret I love notebooks . Whenever I start a new job, one of the best parts is going to the book shop and picking up…
Snowflake Credits Vs Databricks DBUs
Your workload shape decides your Snowflake or Databricks bill far more than the rate card does. The units measure different things. A Snowflake credit pays for warehouse compute, billed per second…
The Abdication of the Software Engineer
AI didn't make software less valuable. It removed the disguise that building it was the hard part. Notes on supply and demand, where things may be moving.
AI Agent Cost Per Month (2026): 5 Models, Real Numbers
A 6,000-run support agent costs $9.52 to $150.62 a month in API fees. I priced 5 LLMs across 67 routes and separated the three levers that matter.
Add To Calendar Without Promising To Keep It In Sync
Build a SwiftUI calendar export with EventKitUI, immutable request snapshots, and honest save receipts that survive a rescheduled booking.
Spartacus Press: A Research Experiment Outside My Usual Stack
A small macOS app for preparing LinkedIn posts, built with Tauri, Rust, React and Tiptap. It's an experiment for learning technologies I don't use day to day, not a product.
The Dark Forest Web
Web services in Japan keep getting hacked, reportedly with help from AI agents. It made me think of the dark forest and the sophons in The Three-Body Problem.
Write Heavy, Read Light: Clarity Is the Writer's Job
In business communication, the writer should pay the cost of clarity. Slack reactions, bare instructions, and abbreviations push it onto readers.
True Love and Mere Lust
A reprint of a column from May of 2003. Please note this was written in my Atheist days, so nothing but secular reasoning is here. I have been asked what the vice might be in a man and woman, both…
Review: A Divided Duty
The consequences of Silver and Lead continue to spin out throughout the fae communities. Turns out that it really messes with your head to have memories of 2 lives lived - especially one so…
Even the SCMP…
An SCMP op-ed offers a dash of ‘soft resistance’ on the subject of the Tai Po fire inquiry… We also learned just how far our systems have fallen short in protecting Hongkongers’ lives and property.…
Minimum Effective Dose vs Maximum Tolerable Dose
Watch Listen “Escape competition through authenticity.” Naval Ravikant Five days after he won the 2016 Formula 1 world title, Nico Rosberg retired. “This season, I tell you, it was so damn tough,” he…
eMudhra Intermediate CA Compromise
eMudhra Intermediate CA Compromise This is very, very bad news: The private keys of eight eMudhra intermediate CA certificates have been compromised. They chain to roots trusted by the Mozilla,…
TR-49 is good
I played the database game TR-49 , by Jon Ingold et al, during a micro-convalescence brought about through my annual double-jab of flu and covid vaccine boosters. After putting close to ten hours…
Song of the Day: The Song Is Ended (but the Melody Lingers On)
The song of the day for Wednesday, October 21, 2026, is “The Song Is Ended (but the Melody Lingers On).” About Today Today we are celebrating Dizzy Gillespie who was born 109 years ago on…
Downtown Modernism / Fall 2026
Downtown Modernism! October 25th, 2026 Market Hours are from 8AM-2PM Free Parking • Children under 12 are free • Dogs Welcome! 2901 Saco St. Los Angeles, CA 90058 More information:…
The first life and death of Italian computing (1954 – 1964)
Recently, El Explorador de RPG covered the Italian RPG Avventura 1, which drew my attention to two Italian games in my domain: Avventura 2 (a…
Venison and Gasoline
So after this weekend's successful ride to and from the Stone Mountain Games, into Atlanta traffic down superhighways, my son came home and wrecked his bike on a road he rides every single day and…
Wednesday 21 October, 2026
Wizard stuff King’s Cross, yesterday. The Harry Potter industry continues to thrive. It must be one of Britain’s biggest cultural exports. Quote of the Day ”Potentially, TV can transform the…
UCCS Visual Art Faculty Exhibition
GOCA presents the 2026 UCCS Visual Art Faculty Exhibition. Brand new artworks from ten distinguished faculty will be on view in the Marie Walsh Sharpe Gallery at the Ent Center for the Arts. The…
Record Release >> ULTRA INFRA [field studies]
ULTRA INFRA [field studies] is a numbered limited edition 7” vinyl record featuring two tracks exploring sound beyond human hearing range. Side A (Above) is a composition of ultrasonic bat…