Build First Brain Journal
The Build First Brain Journal

Field notes from the First Brain.

Page 31 of 38.

What Comes After Human? Map the Mind First
Future & Language

What Comes After Human? Map the Mind First

What comes after human? Enhanced humans, uploaded minds, a merger with AI. Every path shares one prerequisite: a mind you have mapped well enough to carry forward.

Jun 1, 2026 · 5 min read
The Best Note-Taking App for ADHD (and Why Notion Isn't It)
Mind & Learning

The Best Note-Taking App for ADHD (and Why Notion Isn't It)

The best note-taking app for ADHD is the one with the least friction and structure to maintain, which is almost never Notion. The mismatch is structural.

Jun 1, 2026 · 6 min read
The Limitations of Language: A 1D Channel for a Graph
Future & Language

The Limitations of Language: A 1D Channel for a Graph

What are the limitations of language? It is linear, ambiguous, partly ineffable. It forces a multidimensional thought into a one-dimensional line, losing much.

Jun 1, 2026 · 5 min read
Best Enterprise AI Search? Why Your AI Wiki Failed
Networked Thought

Best Enterprise AI Search? Why Your AI Wiki Failed

The best enterprise AI search barely depends on the tool. Most fail for one reason: you indexed the manuals, the leaf nodes, not the experts' root intuition.

Jun 1, 2026 · 6 min read
Will Neuralink and BCIs Replace the Keyboard?
Future & Language

Will Neuralink and BCIs Replace the Keyboard?

Will Neuralink and BCIs replace typing? For the paralyzed, BCIs already hit 90 characters a minute. For everyone else it is far off, and speed is not the real limit.

Jun 1, 2026 · 5 min read
Zettelkasten vs. Mind Maps: The Cognitive Differences
First Brain & PKM

Zettelkasten vs. Mind Maps: The Cognitive Differences

Zettelkasten vs mind mapping is not linear vs graph. Both are graphs. The real differences are timescale, depth, and whether either makes you smarter.

Jun 1, 2026 · 7 min read
The Best Exercise for Brain Health Is Zone 2 Cardio
Networked Thought

The Best Exercise for Brain Health Is Zone 2 Cardio

The best exercise for brain health is aerobic cardio, and Zone 2 is the underrated sweet spot: it grows the brain and is the rare workout you can think during.

Jun 1, 2026 · 6 min read
How to Use AutoGPT for Research: Bring a Blueprint
AI & Cognition

How to Use AutoGPT for Research: Bring a Blueprint

How to use AutoGPT for research? Only on topics you already understand. Agents hallucinate mid-task, so you can only delegate what your First Brain can verify.

May 31, 2026 · 5 min read
AI as a Second Brain: Why You Need a First Brain First
First Brain & PKM

AI as a Second Brain: Why You Need a First Brain First

You can use AI as a second brain, but it amplifies what is there. Garbage in, garbage out: build the First Brain first, then let AI amplify real understanding.

May 31, 2026 · 5 min read
Are People Buying Custom AI Models? The Black Market
First Brain & PKM

Are People Buying Custom AI Models? The Black Market

Are people buying custom AI models? Yes, a black market sells tuned, guardrail-free ones. As base models commoditize, the scarce asset is a real First Brain.

May 31, 2026 · 5 min read
Analysis Paralysis in the Second Brain: Why You Can't Organize
First Brain & PKM

Analysis Paralysis in the Second Brain: Why You Can't Organize

Can't organize your life? Digital systems cause paralysis: infinite options plus no intuition for where things go. The fix is a clearer First Brain, not a better app.

May 31, 2026 · 4 min read
Best Local-First Note App? Own Your Exocortex
First Brain & PKM

Best Local-First Note App? Own Your Exocortex

Best local-first note app? One where you own the data, it works offline, and no server gatekeeps it, like Anytype. The right external exocortex, not the first.

May 31, 2026 · 5 min read
Why Create Art If AI Makes It Faster?
First Brain & PKM

Why Create Art If AI Makes It Faster?

Why create art if AI makes it faster? Because making art physically remodels your brain. AI hands you the image and skips the neural change that was the point.

May 31, 2026 · 5 min read
Audio-Node Mapping: Run a Business on Your Phone
First Brain & PKM

Audio-Node Mapping: Run a Business on Your Phone

Running a business on a phone alone? Hold the real map in your head, and use voice notes only as a fast, temporary cache. The mind is the system, not the device.

May 31, 2026 · 5 min read
How the Autistic Brain Organizes Information
Networked Thought

How the Autistic Brain Organizes Information

How does the autistic brain organize information? By hyper-systemizing: a strong drive to find the exact rules and patterns in a system, building precise structure.

May 31, 2026 · 5 min read
Can a Brain Chip Be Hacked? Build a Mental Firewall
Neural Interfaces

Can a Brain Chip Be Hacked? Build a Mental Firewall

Can a brain chip be hacked? In principle yes, researchers call it brainjacking. The one store no attacker can reach is knowledge held natively in your head.

May 31, 2026 · 5 min read
BCI Implants for the Elite: What Neuralink Really Costs
Neural Interfaces

BCI Implants for the Elite: What Neuralink Really Costs

Reported Neuralink prices start around 10,000 dollars, but cost is the wrong number to watch. A brain chip only amplifies the mind you plug into it.

May 31, 2026 · 6 min read
Before the Machine Saves You: A Word on Human Enhancement
First Brain & PKM

Before the Machine Saves You: A Word on Human Enhancement

The honest final word on human enhancement: no app, chip, or AI can save a mind that has gone to sleep. Build your First Brain before you reach for the machine.

May 31, 2026 · 6 min read
Do Binaural Beats Work for Studying? The Evidence
First Brain & PKM

Do Binaural Beats Work for Studying? The Evidence

Do binaural beats work for studying? The evidence is mixed and modest, and the entrainment claim is unproven. At best they set a focus state, not the learning.

May 31, 2026 · 5 min read
How to Increase Gamma Brain Waves for Insight
Networked Thought

How to Increase Gamma Brain Waves for Insight

How to increase gamma brain waves? Meditation reliably raises them, but you cannot will an insight. Gamma binds distant ideas: feed it material, train attention.

May 31, 2026 · 5 min read
Can Wearables Track Mental Fatigue? Gauge vs Upgrade
First Brain & PKM

Can Wearables Track Mental Fatigue? Gauge vs Upgrade

Can wearables track mental fatigue? Indirectly yes, HRV and pupil signals flag the load. But the gauge only shows the RAM is full. The First Brain adds RAM.

May 31, 2026 · 5 min read
Best Biohacks for Mental Clarity? Hack the Software
First Brain & PKM

Best Biohacks for Mental Clarity? Hack the Software

Best biohacks for mental clarity? Cold plunges and nootropics tune the hardware and work. But a sharp brain running no real thinking is a fast machine idling.

May 31, 2026 · 5 min read
Black Swans and Biological Imagination
First Brain & PKM

Black Swans and Biological Imagination

You cannot predict a Black Swan; by definition it is outside the data. AI is worse at it than you. The human edge is imagining the impossible and building to survive it.

May 31, 2026 · 4 min read
Brain Energy: The Mitochondria of the First Brain
Networked Thought

Brain Energy: The Mitochondria of the First Brain

Mental energy is literal: the brain burns a fifth of your energy as ATP. Fuel the engine with sleep and exercise, then make it efficient with a connected First Brain.

May 31, 2026 · 5 min read