Blog

Ideas on accountability, product design, and building for small groups.

We're Building in Public: What's Coming and What We're Learning

We've been heads-down building. Here's an honest look at what we've shipped, what surprised us, and what's coming next.

March 20, 2026·8 min read

The Magic Number Is Five: Why Tiny Groups Outperform Everything Else

The internet gives you access to millions of people chasing the same goals. Large communities are terrible at changing behavior. The number that works is always the same: two to five.

March 15, 2026·9 min read

Culture

You Don't Need Another Productivity App. You Need People Who Notice.

You've abandoned more habit trackers than you can count. The problem isn't you. It's that no one noticed when you stopped.

March 10, 2026·7 min read

Product Design

The Empty Cell: Why What You Don't Do Is More Powerful Than What You Do

The most powerful force in accountability isn't a reminder or a reward. It's the gap in the grid where your name should be.

March 5, 2026·10 min read

Philosophy

Why We're Building Crewmates

Four of us made a pact last January. We were going to apply to jobs together. It lasted about eleven days. Here's why we're building something better.

March 1, 2026·6 min read

Engineering

We're Building in Public: What's Coming and What We're Learning

We've been heads-down building. Here's an honest look at what we've shipped, what surprised us, and what's coming next.

March 20, 2026·8 min read

Research

The Magic Number Is Five: Why Tiny Groups Outperform Everything Else

The internet gives you access to millions of people chasing the same goals. Large communities are terrible at changing behavior. The number that works is always the same: two to five.

March 15, 2026·9 min read

Culture

You Don't Need Another Productivity App. You Need People Who Notice.

You've abandoned more habit trackers than you can count. The problem isn't you. It's that no one noticed when you stopped.

March 10, 2026·7 min read

Product Design

The Empty Cell: Why What You Don't Do Is More Powerful Than What You Do

The most powerful force in accountability isn't a reminder or a reward. It's the gap in the grid where your name should be.

March 5, 2026·10 min read

Philosophy

Why We're Building Crewmates

Four of us made a pact last January. We were going to apply to jobs together. It lasted about eleven days. Here's why we're building something better.

March 1, 2026·6 min read

Engineering

We're Building in Public: What's Coming and What We're Learning

We've been heads-down building. Here's an honest look at what we've shipped, what surprised us, and what's coming next.

March 20, 2026·8 min read

Research

The Magic Number Is Five: Why Tiny Groups Outperform Everything Else

The internet gives you access to millions of people chasing the same goals. Large communities are terrible at changing behavior. The number that works is always the same: two to five.

March 15, 2026·9 min read

Culture

You Don't Need Another Productivity App. You Need People Who Notice.

You've abandoned more habit trackers than you can count. The problem isn't you. It's that no one noticed when you stopped.

March 10, 2026·7 min read

Product Design

The Empty Cell: Why What You Don't Do Is More Powerful Than What You Do

The most powerful force in accountability isn't a reminder or a reward. It's the gap in the grid where your name should be.

March 5, 2026·10 min read

Philosophy

Why We're Building Crewmates

Four of us made a pact last January. We were going to apply to jobs together. It lasted about eleven days. Here's why we're building something better.

March 1, 2026·6 min read

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