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  <title>diachrony.net</title>
  <link>https://diachrony.net</link>
  <description>Personal notes from Matt Nichols, via diachrony.net</description>
  <language>en-us</language>
  <lastBuildDate>Tue, 19 May 2026 05:03:56 GMT</lastBuildDate>
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  <title>Domain Search Skill</title>
  <link>https://diachrony.net/domain-search</link>
  <guid isPermaLink="true">https://diachrony.net/domain-search</guid>
  <pubDate>Sat, 25 Apr 2026 00:00:00 GMT</pubDate>
  <description>For better or worse, I&apos;m always looking for the next great domain name. Hours spent feverishly checking availability, weighing obscurity, and cursing premium pricing often preclude the more importa...</description>
  <content:encoded><![CDATA[<p>For better or worse, I’m always looking for the next great domain name. Hours spent feverishly checking availability, weighing obscurity, and cursing premium pricing often preclude the more important work of actually starting a side-project. But domain hunting is fun, so who cares!</p>
<p>I usually want to find domains that riff on abstract concepts, using specific words, TLDs, or internal structure. This is tedious work by hand, so I built a skill that an AI agent (like Codex) can use to make finding available domain names much easier.</p>
<p>-> <a href="https://github.com/flatpickles/domain-search">Check it out here!</a> &#x3C;-</p>
<p>The instructions in the readme should get you started. Once you get this skill set up, you can then try prompts like:</p>
<blockquote>
<p>Find available domain names for a quiet note-taking app. Prefer .com names, but include strong domain hacks if they read as real words.</p>
</blockquote>
<p>Your agent will use the skill to source and look up domain names, finding only the options which both fit your request <em>and</em> are available to register. As you might imagine, this skill also works well for multi-turn brainstorming, and you can task your agent with more complex domain-searching tasks as well. For example:</p>
<blockquote>
<p>Find all four-letter birds that are available as domain names. Search only two and three letter TLDs.</p>
</blockquote>
<p>I used <code>$domain-search</code> in Codex with that prompt, and after ~9 minutes of searching it found <a href="https://www.namecheap.com/domains/registration/results/?domain=coua.app">coua.app</a>, <a href="https://www.namecheap.com/domains/registration/results/?domain=smew.io">smew.io</a>, and <a href="https://www.namecheap.com/domains/registration/results/?domain=huia.me">huia.me</a>, among many others. Those domains are available as of this writing, but it turns out the <a href="https://en.wikipedia.org/wiki/Huia">huia</a> is extinct as of 1926. RIP!</p>
<p>The skill isn’t perfect, e.g. it <em>occasionally</em> reports unavailable domain names as available. Bugs are usually registrar-specific and easy to fix, but I’m not sure if I’ve caught all the edge cases yet. I’ll keep working on it.</p>
<p>PRs are welcome if you want to contribute ideas or bug fixes!</p>]]></content:encoded>
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  <link>https://diachrony.net/exo-self</link>
  <guid isPermaLink="true">https://diachrony.net/exo-self</guid>
  <pubDate>Mon, 13 Apr 2026 00:00:00 GMT</pubDate>
  <description>I&apos;d like to share quick ideas here, the wisp of a concept here and there. I don’t often have the time or energy to develop my thoughts into carefully worded longform, but I’m always thinking about...</description>
  <content:encoded><![CDATA[<p>I’d like to share quick ideas here, the wisp of a concept here and there. I don’t often have the time or energy to develop my thoughts into carefully worded long-form, but I’m always thinking about something.</p>
<p>So here’s a quick idea for you: AI assistants have a sort of inverse ego. These tools go beyond selflessness; with detailed adaptation to my wants and needs, they serve as an extension of my mind. Chat feels like an exo-self, adding inertia to whatever conceptualization I’m working on. This is wonderful for intentional forward motion, but it can be challenging when I’m trying to let go. As always, self-awareness is critical.</p>]]></content:encoded>
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  <title>RSS Feed</title>
  <link>https://diachrony.net/rss-feed</link>
  <guid isPermaLink="true">https://diachrony.net/rss-feed</guid>
  <pubDate>Sun, 05 Apr 2026 00:00:00 GMT</pubDate>
  <description>I&apos;m still dialing in what diachrony.net is, why it exists, and whether or not it will persist in this bloglike form. But in the meantime, I&apos;ve added an RSS feed for the site, if you wish to subscri...</description>
  <content:encoded><![CDATA[<p>I’m still dialing in what diachrony.net is, why it exists, and whether or not it will persist in this blog-like form. But in the meantime, I’ve added an <a href="https://diachrony.net/rss.xml">RSS feed</a> for the site, if you wish to subscribe from your favorite RSS reader! <a href="https://apps.apple.com/us/app/feeeed-rss-reader-and-more/id1600187490">Feeeed</a> looks cool.</p>
<p>Inspired by a wonderful <a href="https://eggymusic.com/">Eggy</a> show last night and several Easter events today, themes of rebirth and renewal have been echoing through my mind. I’m feeling hints of a new era. Phases shifting in work and life, and continuing recovery after some big health stuff. I’ve been holding on pretty tightly for the past few months, but I’m ready to start easing my grip: trusting the process, and appreciating the natural flow of this winding path, wherever it might lead.</p>
<p>May my RSS implementation honor the rebirth of an old-school cool. May I return to write more words worth syndicating, and may your feeds thrive regardless.</p>]]></content:encoded>
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  <title>Hello World</title>
  <link>https://diachrony.net/hello-world</link>
  <guid isPermaLink="true">https://diachrony.net/hello-world</guid>
  <pubDate>Fri, 03 Apr 2026 00:00:00 GMT</pubDate>
  <description>Welcome to diachrony.net! I&apos;m Matt, and this is what I&apos;ve been tinkering on lately. So far it&apos;s a pretty barebones bloglike site, but I&apos;m running it from a home server instead of an abstracted host...</description>
  <content:encoded><![CDATA[<p>Welcome to diachrony.net! I’m Matt, and this is what I’ve been tinkering on lately. So far it’s a pretty barebones blog-like site, but I’m running it from a home server instead of an abstracted hosting service. If my power goes out, this site goes down, and honestly I think that’s pretty cool.</p>
<p>Why? I love making things with computers, but this practice is rapidly getting more and more abstract, and I’ve been missing the manual satisfaction of snapping things together at a low level. Don’t get me wrong, Codex built most of this site, but it’s been a fun challenge to develop enough understanding of DIY infrastructure to run diachrony.net and a growing garden of experiments from my closet. I’ll add more notes on how this all works as I keep learning and expanding on these projects.</p>
<p>I’m also interested in exploring self-hosting as a form of identity development. In the same way that language <em>is</em> thought, published material <em>is</em> identity in the modern world. And if the medium <em>is</em> the message, the channel I use for my published material might influence the way it feels to be me. I’m hoping that removing some corporate intermediation will make it more fun to be a human online again.</p>
<p>More thoughts to come, as always, but for now I’m going back to tinkering. Thanks for reading!</p>]]></content:encoded>
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