Guides
Formats: Guides
- Building
Fazua Ride 50 speed unlock from a Mac, no box
How my agent and I raised the speed limit of a Fazua Ride 50 Evation from 25 to 55 km/h over USB from a MacBook, with firmware 2.04 and an open source tool.
- Building
Badass Box 4 on a Fazua Ride 50, the yellow light
My Badass Box 4 on a Fazua Ride 50 kept blinking yellow. What the light means, where the magnet goes, what the black ring is for, and what Badass said.
- Building
Riverside 500E faster, bike tuning
A complete how-to for the Riverside 500E: the free magnet hack, the Badass Box, and a KT controller swap, with drawings, part links and test steps.
- Culture
AF Fine Adjustment, or how to fix a camera that lies about focus
The green focus dot says sharp, the photo says no. How AF Fine Adjustment works and how to set it on a Pentax K-50 with old manual fifties.
- Science
Computational and Functionalist Views of Mind
A plain guide across the computational and functionalist models of consciousness, from Putnam and Dennett to Grossberg, and where each one breaks
- Science
Dualisms: A Comparative Map
Dualism says the mind can't be fully reduced to physical stuff. A plain map of the main versions, the people behind them and where each one struggles
- Science
Electromagnetic field theories of consciousness
Is consciousness the brain's electric field and not just what neurons compute? A plain guide to field and brainwave theories, from McFadden to Llinás
- Science
Eliminative illusionism, a friendly guide
Maybe raw inner feel is not what we think it is. A plain guide to eliminative illusionism and the people behind it.
- Science
Embodied and Enactive Consciousness
A simple guide to the embodied and enactive column of my consciousness map, from Husserl and Varela to Noë and Gibson, and how to read these ideas side by side.
- Science
First-Order Theories of Consciousness
One column from my map of consciousness theories, the first-order lens, with the names on it and how to read them.
- Science
Higher-Order Theories of Consciousness
in simple words, and the ten names on my map, from Rosenthal and Lau to Metzinger and Deacon.
- Science
Homeostatic and Affective Consciousness
One column from my map of consciousness theories, the body and feelings lens, with the names on it and how to read them.
- Science
Idealism: A comparative map across traditions
Idealism says consciousness comes first and matter second. A map of that idea across Indian, Buddhist and Daoist thought and thinkers of today.
- Science
Information Theories of Consciousness and Their Critics
Tononi's Integrated Information Theory says consciousness is integrated causal structure. A plain guide to IIT, the people around it and its critics
- Science
Language, Meaning, and Consciousness
A simple guide to language, meaning and consciousness, from Chomsky and Searle to Jaynes, written so people new to the topic can follow
- Science
Monisms: A comparative map across science and philosophy
Monism says reality is one kind of thing. But which one? Twelve positions, from Russell and Davidson to Tegmark and QRI, and what each takes as the one.
- Science
Neurobiological Theories of Consciousness: A Practical Map
If consciousness happens in nature, what is the brain doing when experience shows up? Searle, Block, Baars, Dehaene, Northoff and more, in plain words.
- Science
Non-reductive physicalism: A comparative map
Everything is physical, but not everything reduces to physics. How Ellis, Murphy, Sperry, Montero, Northoff and others try to hold both at once.
- Science
Panpsychisms: A Comparative Map
What if experience is built into reality from the start? A plain map of the kinds of panpsychism and the people who argue about them.
- Science
Philosophical Theories of Consciousness: A Comparative Map
We know experience is real, but how does it fit with science? A plain map of the big theories of consciousness and the people behind them.
- Science
Phylogenetic and Evolutionary Theories of Consciousness
A simple guide to the thinkers on the map of evolutionary theories of consciousness, and how to read them side by side.
- Science
Quantum & Dimensions: Consciousness at the Frontier
Can normal neuroscience explain experience, or does consciousness need deeper physics? A plain map of the quantum theories and the people behind them.
- Science
Relational Theories of Consciousness
A simple guide to the relational column of my consciousness map, from Andy Clark and Chalmers to Whitehead, and how to read these ideas side by side.
- Agents and AI
microgpt.py by Karpathy, the code in plain English, line by line
Andrej Karpathy's microgpt.py trains a tiny GPT in pure Python. Here is his code and what every part does, in plain English.
- Nuri
Agentic wallets and passkey PRF, the security setup behind nuri.com
How we use the passkey PRF extension at nuri.com to derive keys from the device, add a decaying multisig, and let agents prepare but never spend.
- Building
History of the ThreeFold Network and Tokens
ThreeFold from Zero-OS in 2016 to the v4 marketplace in 2026, and how the tokens went from TFT to SPORE and the gold backed AUR.
- Payments
Transaction Analysis of 34yCReBo...jtVM
A look at one NEAR transaction on Paras, what mt_transfer_call does, what NEP-245 is and why the fee was almost nothing.
- Nuri
What we built, Nostr DM in Nuri
We built a small encrypted 1:1 chat into Nuri. It runs over Nostr relays and gets its identity from the wallet key you already have.
- Building
Spark wallet UX and the Lightning flow, a build log
I wanted the Spark wallet to look exactly like the existing Bitcoin screen, with minimal code and no duplicate or legacy code. I also set…
- Nuri
AI feature code review of Nuri.com
I let an AI read the Nuri Expo app code and list every feature a user sees. Bitcoin wallet, Euro card, IBAN banking, swap and the debug screens.
- Bitcoin
A cryptographically safe way to accept Bitcoin with zero confirmations
If the payer can't sign a second spend without you, a zero-conf Bitcoin payment is safe. Taproot co-signing, one signature per outpoint and a delayed exit.
- Bitcoin
Stateless Bitcoin multisig and divergent key derivation strategies
Two ways to derive the server co-signer key in a passkey MuSig2 Bitcoin wallet, why they give different addresses and how you can migrate.
- Bitcoin
Nuri wallet: A stateless MuSig2 Bitcoin wallet with decaying multisig recovery
How we designed Nuri Wallet. Passkey keys that are never stored, MuSig2, an NFC card, a 2FA server and a multisig that decays so you can always recover.
- Building
The invisible giants, 21 developers who built your internet
We praise the founders of Facebook and Google, but the internet runs on open source code from a small group of volunteers. Here are 21 of them.
- Science
Bridges between Philosophy and Physics
I asked how to explain to my girlfriend where philosophy and physics meet. From the early Greeks to Newton, Einstein and Stephen Hawking.
- Building
Building a Cross-Chain BTC-EURe Market Maker with NEAR Intents & 1-Click
How we wired up a swap stack between BTC and EURe on NEAR Intents and 1-Click, with our own AMM solver that earns a 0.3% margin.
- Bitcoin
A Passkey-derived 2-of-2 Taproot wallet architecture eliminating seed phrases, mitigating supply-chain risk, and enforcing verified, non-blind signing
A Bitcoin wallet with no seed phrase. Two passkeys on two domains form a 2-of-2 MuSig Taproot key, so a hacked app alone can't steal your funds.
- Building
Continuous Clearing Auctions (CCA), the simple and the technical walkthrough
Token launches are messy and bots win. CCA spreads your bid over many blocks and everyone filled in a block pays the same price. Simple first, then the math
- Building
How Continuous Clearing Auctions (CCA) work, the technical version
Uniswap's CCA sells a token over many blocks at one fair price per block and then seeds a Uniswap v4 pool. Here is the math and an example
- Building
How Email-to-Blog Publishing Works on emino.app
How an email to post@emino.app turns into a post on my blog, with DNS, TLS, Postfix, Dovecot and the importer that writes the Markdown.
- Building
How to start your own near solver: chart, technical bits (env, keys, services, deployment)
How my Near Intents solver on emino.app works, what every service does, and how you set up your own with env, keys, pm2 and Nginx.
- Building
Complete iOS Developer Onboarding Guide for EAS Build with Expo.dev
Every step to get a new iOS developer building with EAS Build and Expo, from Apple and Expo invites to the first build on the phone. No Mac needed.
- Nuri
Nuri Wallet iOS Expo App Mermaid Chart of the Architecture
How the Nuri iOS Expo wallet encrypts Bitcoin seeds with passkeys and PRF, stores them in iCloud Keychain and recovers them, plus a Mermaid chart.
- Agents and AI
Technical Analysis: LLM-powered malware exploiting npm post-install hooks for credential exfiltration
This report details a novel malware technique leveraging Large Language Model (LLM) CLI tools to facilitate credential and wallet theft through npm…
- Building
Calendly invitation not syncing with your Google calendar? Here’s what to do
You booked a meeting with someone's Calendly link and it doesn't show up in your Google Calendar anymore? Here is how to fix it.
- Bitcoin
What time is it? It's Moscow time. Or, how much Bitcoin you can buy with 1 US dollar
Moscow time is how Bitcoiners say how many sats you get for one dollar. How it's calculated, where the name comes from and why people use it.
- Building
NPM fund and continuous token bonding curves for open source funding
A token bonding curve that pays open source maintainers on every buy and sell, and also gives early supporters and token holders something back.
- Culture
How foreigners can acquire land in Zanzibar, a complete guide to 99-year leases
Foreigners can't own land in Zanzibar, but they can get a 99-year lease. Five ways to do it and the papers you need for each.
- Building
5 packages are looking for funding, run `npm fund` for details, pionext.org
npm fund already shows which packages need money. NPM Fund turns that into a token market on a bonding curve, so maintainers get paid all the time.
- Building
Investment insights and a checklist for the long term
Insights from 2020 on long term investing, turned into a checklist. Research, spread the risk, watch debt and ratios, and be patient.
- Science
Power to the baking soda 🥤
Baking soda is one of those cheap things in every kitchen that can do a lot more than you think. This is what it is and what you can use it for.
- Culture
Updated Guide to Buying Land in Zanzibar as a Foreigner in 2024
This is an updated look at how foreigners can buy land in Zanzibar. The rules have changed, and you need to know where they stand…
- Culture
The Palau ID, a New Frontier in Digital Identity
What the Palau ID is, what people use it for, what it costs and where banks still say no.
- Building
How to fully charge your smartphone in 15 minutes
A full charge in about 15 minutes needs three things. A high wattage charger, a cable rated for it and a phone that supports it.
- Bitcoin
Liberland Blockchain, How to Bridge to Ethereum and Buy and Sell LLD for ETH on Uniswap
What LLD and LLM are, how staking works on the Liberland Blockchain and how to bridge LLD to Ethereum and swap it for ETH on Uniswap.
- Payments
Skip the banks: Money remittance & get the best exchange rate
Sending money to Tanzania through banks costs too much. Crypto, licensed traders and Wakala shops make it cheaper for families and businesses.
- Culture
A guide to affordable solar power in Zanzibar: Harnessing the sun’s energy, sidestepping pitfalls
Disclaimer: The solar industry in Zanzibar, while brimming with potential, is unfortunately also plagued by unscrupulous individuals seeking to exploit…
- Culture
Zanzibar Real Estate Investment Guide: Tax-Free Living for Digital Nomads and Investors with ZIPA
TL;DR. Invest $100k+ in Zanzibar real estate through ZIPA and you get a 100% exemption from income tax on your worldwide income, residency…
- Building
The complete guide: Building a full-stack blog infrastructure with Lightning, Nostr, and email publishing
This is how we built a full blog platform that does not depend on anyone. It takes Bitcoin Lightning payments, it talks to Nostr, you can publish by…
- Building
Building an AI-Optimized Blog with Hugo, a Complete DevOps Journey
How I went from a broken DNS setup to a self-hosted Hugo blog that AI search can find, with the real prompts, the code and every mistake on the way.
- Building
Building Lightning-Fast Static Sites with Hugo in 2025
Hugo builds sites in milliseconds. How to install it, start a site, deploy it and keep it fast in 2025.
- Building
How to optimize your blog for AI search engines in 2025
AI search is about being easy to find and easy to understand for models like ChatGPT, Claude and Gemini. Here is what helps.
- Payments
Advantages of Acquiring an Investment Bank License in Labuan, Malaysia and the Tokenization of Real World Assets and Securities
Why Labuan works for an investment bank. Tax, costs, capital, what you may and may not do, and how digital assets and tokenization fit in.
- Agents and AI
How to Fine-Tune AI Models for Enhanced Financial Insights
How you fine-tune a pretrained AI model for finance, from cleaning the data to keeping the model up to date. Written with wordware.ai and several models.
- Culture
A Guide to Buying Land in Zanzibar as a Foreigner
Get advise via WhatsApp: +255775585555 or book a free call via cal.com/em
- Culture
List of Interesting Mountains and Volcanoes in Tanzania
Kilimanjaro, Meru, Ol Doinyo Lengai, Ngorongoro and more. Mountains and volcanoes in Tanzania, how high they are and what makes each one special.
- Bitcoin
Creating a Launchpad for Ideas with Bonded Curves
How bonding curves work, why they reward early supporters and give a project steady funding, and when they make more sense than an ICO or a fixed price.
