Welcome to Notes from the Rabbit Hole

šŸ‡ Notes from the Rabbit Hole is an eclectic collection of thoughts, ideas, and curiositiesā€”an unnecessary journey into everything.
Selfie of Magnus, a middle aged white man with glasses and a beard. He is wearing a big furry arctic hat with ear flaps. It's evening outside, and there are bits of a blurry urban Swedish scene in the background.

Now

What Iā€™m focused on right now

How New US Tariffs Are Shaking Up the Tech Industry in 2025

This article is way more heavily written by AI than most content on this site. Usually Iā€™m the one doing the writing, but Iā€™m using AI as an assistant. In this one, this article is mostly the output of a learning experiment to create a team of agents that would research, write, correct, and optimize an article based on a topic prompt. This one was written by OpenAI GPT-4o based agents. How New US Tariffs Are Shaking Up the Tech Industry in 2025 Thinking about upgrading your phone or laptop anytime soon? You might want to hold off; at least until the latest wave of US tariffs settles in. And even if youā€™re not planning a purchase, these changes could still hit where it counts: your wallet, your cloud storage, even your upgrade timeline. ...

Culturing AlgaeBarn TisbePods (Tisbe biminiensis) for Syngnathid Nutrition

Culturing AlgaeBarn TisbePods (Tisbe biminiensis) for Syngnathid Nutrition Introduction Providing consistent, nutritious live food is essential for successful seahorse and pipefish husbandry. Among commercially available copepod species, AlgaeBarnā€™s TisbePods (Tisbe biminiensis) represent an excellent foundation for establishing home culture systems. This guide outlines a practical approach to creating a self-sustaining culture system using AlgaeBarn products as your starting point, with protocols specifically designed to support 8 adult seahorses and compatible pipefish in a display aquarium. ...

Optimal Lighting for Eelgrass Aquariums Par Spectrum and Photoperiod Guide

Optimal Lighting Requirements for Eelgrass in Syngnathid Aquariums Introduction Eelgrass (Zostera spp.) forms the foundation of a natural habitat for seahorses and pipefish in captivity. As a true marine plant (not an algae), eelgrass has specific lighting requirements for photosynthesis, growth, and long-term survival. This note details the optimal lighting parameters for maintaining healthy eelgrass in a syngnathid display aquarium measuring 48" Ɨ 24" Ɨ 24" with a water depth of 18-20 inches. ...

Hippocampus Erectus Tank Requirements

Optimal Tank Requirements for Hippocampus erectus Introduction Hippocampus erectus (Lined Seahorse) requires thoughtful tank setup to thrive in captivity. This species naturally inhabits eelgrass beds in lagoons with gentle currents, which we aim to recreate in a home aquarium system for 8 adult specimens plus periodic offspring. Tank Size Considerations Volume Requirements For a group of 8 adult H. erectus (which can reach 6-8 inches in length), the following guidelines apply: ...

Inside the AIOS Bootcamp: How AI Agents Are Transforming Productivity in 2025

Inside the AIOS Bootcamp: How AI Agents Are Transforming Productivity in 2025 The recent AIOS Bootcamp at the All Things Open AI 2025 conference offered a fascinating glimpse into how artificial intelligence is rapidly evolving from simple chatbots into powerful productivity assistants and autonomous agents. Over a full day of presentations and live demonstrations, industry experts shared cutting-edge techniques for leveraging AI to automate complex workflows, enhance content creation, and streamline business operations. ...

decoupling Obsidian from Hugo

This is the last blog coming out of my Obsidian vault for awhile. I donā€™t like the way the export works. Iā€™m going to focus for awhile on getting Obsidian flowing like I want, and then worry about how to export appropriate excerpts to a public site.

Shanzhai Intro

Background I never heard of Shanzhai before today. Iā€™m not claiming to be an expert. I was trying to catch up with some of my back issues of 2600 (Winter 2023/2024) and ran into what appears to be part 4 of a series by gr3ase evangelizing the idea of Shanzhai culture being adopted specifically in America. I wasnā€™t familiar with the term. I found Wikipediaā€™s got [https://en.wikipedia.org/wiki/Shanzhai](a page on Shanzhai). And also ChatGPT is ready to talk about it. ...

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Fanatical Books Purchase 2025-02-13

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Fanatical Books Purchase 2025-02-12

About the Bundle I combined a number of bundles and grabbed quite a few books tonight. Hereā€™s a list of the titles in the haul. TABLE WITHOUT ID "[[" + book.title + "]]" AS "Title", join(book.authors, ", ") AS "Authors", join(book.related, ", ") AS "Related" FROM "" WHERE contains(file.name, this.file.name) FLATTEN books AS book SORT book.title ASC