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      <title>XBSTRXCT</title>
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      <description>Last 10 notes on XBSTRXCT</description>
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    <title>Bibliography</title>
    <link>https://xbstrxct.com/bibliography</link>
    <guid>https://xbstrxct.com/bibliography</guid>
    <description><![CDATA[ Every work cited on XBSTRXCT, with links to the work online and to the pages that cite it. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Blurbs</title>
    <link>https://xbstrxct.com/blurbs/</link>
    <guid>https://xbstrxct.com/blurbs/</guid>
    <description><![CDATA[  ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Abstraction leak</title>
    <link>https://xbstrxct.com/concepts/abstraction-leak</link>
    <guid>https://xbstrxct.com/concepts/abstraction-leak</guid>
    <description><![CDATA[ When the details an abstraction was meant to hide break through its surface. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Abstraction</title>
    <link>https://xbstrxct.com/concepts/abstraction</link>
    <guid>https://xbstrxct.com/concepts/abstraction</guid>
    <description><![CDATA[ Keeping some distinctions and dropping others, so many particular things can be handled as one general thing. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Characteristica universalis</title>
    <link>https://xbstrxct.com/concepts/characteristica-universalis</link>
    <guid>https://xbstrxct.com/concepts/characteristica-universalis</guid>
    <description><![CDATA[ Leibniz's imagined universal symbolic language, in which disputes could be settled by calculation. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Concretization</title>
    <link>https://xbstrxct.com/concepts/concretization</link>
    <guid>https://xbstrxct.com/concepts/concretization</guid>
    <description><![CDATA[ Simondon's term for how a machine's parts come to support one another, making it reliable, easy to use and opaque. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
  </item><item>
    <title>Concepts</title>
    <link>https://xbstrxct.com/concepts/</link>
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    <description><![CDATA[  ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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    <title>Ready-to-hand</title>
    <link>https://xbstrxct.com/concepts/ready-to-hand</link>
    <guid>https://xbstrxct.com/concepts/ready-to-hand</guid>
    <description><![CDATA[ Heidegger's term for equipment that has withdrawn into use, noticed only when it breaks. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
  </item><item>
    <title>Syllogism</title>
    <link>https://xbstrxct.com/concepts/syllogism</link>
    <guid>https://xbstrxct.com/concepts/syllogism</guid>
    <description><![CDATA[ Aristotle's form of deductive argument, valid by form alone. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
  </item><item>
    <title>XBSTRXCT</title>
    <link>https://xbstrxct.com/</link>
    <guid>https://xbstrxct.com/</guid>
    <description><![CDATA[ A growing collection of micro-essays on abstraction, blending programming, computation, mathematics, and philosophy. ]]></description>
    <pubDate>Sat, 17 Oct 2026 16:58:49 GMT</pubDate>
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