Reletter
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A newsletter on adaptive systems, culture, and how we build things in the face of complexity.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues118Founded6 years agoLast Issue2 months ago
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resextensa.co
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Latest Issues

On seriousness

If you’re going to do a thing, and do it well, it’s worth taking it seriously.

Side projects and hobbies can sometimes feel unsatisfying, and lack a sense of fulfillment. Often it’s because, even if it’s only in the back of your mind, you’...

2 months ago
7

Two roads to longevity

In ’s new book Maintenance: Of Everything, there’s a section on the early days of the auto industry. He chronicles several of the key innovations and technologies that converged in the early 20th century to produce a boom in production, tra...

3 months ago
6

The Best Books of 2025

As I was looking over the books I read this year, I went back to look at last year’s list, and was surprised to see I read exactly the same number: 24 books. Nothing particularly significant there, just a funny coincidence.

I stopped setti...

4 months ago
5

Between the plan and reality

One of my favorite YouTube channels is the Perkins Builder Brothers. This group of custom home builders in Western North Carolina takes their viewers along for the ride during the complete construction of homes: from site layout to foundati...

5 months ago
3
2

We're making cities boring

Recently Sheehan Quirke (better known as ) posted his first video in a study of why, in modern cities, we’ve decided to make them sterile, boring, flat. You see examples of his point all over the place: mass-produced-looking apartment build...

6 months ago
5

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Authors

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  • Coleman McCormick

    Writer, Liminal cartographer, Chesterton disciple. Defender of the old and builder of the new.

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