<story><title>Low-Background Steel</title><url>https://en.wikipedia.org/wiki/Low-background_steel</url></story><parent_chain><item><author>xattt</author><text>Is there a particular trigger for this post?&lt;p&gt;Is this a case of someone stumbling into the concept and wanting to share it with the world? Is there some trend in SV around low-background steel right now?&lt;p&gt;Genuinely curious about the phenomenon of posts around topics that have a great deal of understanding and aren’t necessarily trending in the general news cycle.</text></item><item><author>Cerium</author><text>This comes up on HN every now and then, it is how I learned about low background steel. If this is new to you, you may also enjoy reading about the cesium content of wine: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.technologyreview.com&amp;#x2F;2018&amp;#x2F;07&amp;#x2F;19&amp;#x2F;141390&amp;#x2F;fukushimas-nuclear-signature-found-in-california-wine&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.technologyreview.com&amp;#x2F;2018&amp;#x2F;07&amp;#x2F;19&amp;#x2F;141390&amp;#x2F;fukushima...&lt;/a&gt;</text></item></parent_chain><comment><author>confeit</author><text>I saw it linked from the comments on a Tweet by Karpathy and found it intellectually curious.&lt;p&gt;&amp;gt; By posting GPT generated text we’re polluting the data for its future versions&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;twitter.com&amp;#x2F;karpathy&amp;#x2F;status&amp;#x2F;1284660899198820352&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;twitter.com&amp;#x2F;karpathy&amp;#x2F;status&amp;#x2F;1284660899198820352&lt;/a&gt;</text></comment>
<story><title>Low-Background Steel</title><url>https://en.wikipedia.org/wiki/Low-background_steel</url></story><parent_chain><item><author>xattt</author><text>Is there a particular trigger for this post?&lt;p&gt;Is this a case of someone stumbling into the concept and wanting to share it with the world? Is there some trend in SV around low-background steel right now?&lt;p&gt;Genuinely curious about the phenomenon of posts around topics that have a great deal of understanding and aren’t necessarily trending in the general news cycle.</text></item><item><author>Cerium</author><text>This comes up on HN every now and then, it is how I learned about low background steel. If this is new to you, you may also enjoy reading about the cesium content of wine: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.technologyreview.com&amp;#x2F;2018&amp;#x2F;07&amp;#x2F;19&amp;#x2F;141390&amp;#x2F;fukushimas-nuclear-signature-found-in-california-wine&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.technologyreview.com&amp;#x2F;2018&amp;#x2F;07&amp;#x2F;19&amp;#x2F;141390&amp;#x2F;fukushima...&lt;/a&gt;</text></item></parent_chain><comment><author>timeinput</author><text>It could be as simple as OP being one of [today&amp;#x27;s lucky 10,000](&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;xkcd.com&amp;#x2F;1053&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;xkcd.com&amp;#x2F;1053&amp;#x2F;&lt;/a&gt;).</text></comment>