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	<title>Comments on: Flattening the Matterhorn</title>
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	<description>The Trajectory of Technology</description>
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		<title>By: cjemmott</title>
		<link>http://metamodern.com/2010/05/19/flattening-the-matterhorn/comment-page-1/#comment-3475</link>
		<dc:creator>cjemmott</dc:creator>
		<pubDate>Sun, 30 May 2010 18:20:05 +0000</pubDate>
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		<description>We have the same problem in my field, undersea acoustics.  Typical acoustic propagation distances are much larger than typical depths, so you end up with plots like this:

http://en.wikipedia.org/wiki/File:SCM4_fig11.jpg

The angle of the first part looks like 45 degrees, but is much closer to 5 degrees. It can really mess with your intuition until you get used to it.</description>
		<content:encoded><![CDATA[<p>We have the same problem in my field, undersea acoustics.  Typical acoustic propagation distances are much larger than typical depths, so you end up with plots like this:</p>
<p><a href="http://en.wikipedia.org/wiki/File:SCM4_fig11.jpg" rel="nofollow">http://en.wikipedia.org/wiki/File:SCM4_fig11.jpg</a></p>
<p>The angle of the first part looks like 45 degrees, but is much closer to 5 degrees. It can really mess with your intuition until you get used to it.</p>
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