<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>kozhevnikov</author><text>Here&amp;#x27;s a real world example of a traffic wave due to one person&amp;#x27;s sudden break&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;i.imgur.com&amp;#x2F;fLNs3k0.gifv&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;i.imgur.com&amp;#x2F;fLNs3k0.gifv&lt;/a&gt;</text><parent_chain><item><author>siavosh</author><text>This is incredible, I put a cone in the middle of the road and realized the nightmare I had caused, and then quickly removed it. But the nightmare just continued to ripple through space and time. This explains all those mysterious traffic jams I&amp;#x27;ve been in that seemed to defy reason.</text></item></parent_chain></comment><story><title>Microsimulation of Traffic Flow</title><url>http://traffic-simulation.de/ring.html</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>systemtest</author><text>The solution is simple. Lower the speed limit to 20kph, wait for the ripple to disappear and slowly raise the limit to 100kph. The reason this doesn&amp;#x27;t work in real life is lack of dynamic signage and because people don&amp;#x27;t adhere to the speed limit.</text><parent_chain><item><author>siavosh</author><text>This is incredible, I put a cone in the middle of the road and realized the nightmare I had caused, and then quickly removed it. But the nightmare just continued to ripple through space and time. This explains all those mysterious traffic jams I&amp;#x27;ve been in that seemed to defy reason.</text></item></parent_chain></comment><story><title>Microsimulation of Traffic Flow</title><url>http://traffic-simulation.de/ring.html</url></story>