<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>matmann2001</author><text>Basically, it looks like it&amp;#x27;s going to be Opera on the Chrome engine, but with the return all the cool unique features Opera ditched when they switched engines a little while back. And hopefully managed by a group that has the spirit from Opera&amp;#x27;s good old days.</text><parent_chain><item><author>albertzeyer</author><text>I would like some more information. Like what engine is this based on? What JS engine? And I guess the source will not be open? (Why?)&lt;p&gt;Edit: Some more info here: &lt;a href=&quot;http://thenextweb.com/apps/2015/01/27/meet-vivaldi-new-browser-former-ceo-opera/&quot; rel=&quot;nofollow&quot;&gt;http:&amp;#x2F;&amp;#x2F;thenextweb.com&amp;#x2F;apps&amp;#x2F;2015&amp;#x2F;01&amp;#x2F;27&amp;#x2F;meet-vivaldi-new-brows...&lt;/a&gt;&lt;p&gt;Seems as if it uses the Chrome engine.
I wonder about the differences to Opera then.&lt;p&gt;Edit: Found also this on the homepage (somewhat hidden under the &amp;quot;Web technology&amp;quot; tab):&lt;p&gt;We use JavaScript and React to create the user interface — with the help of Node.js, Browserify and a long list of NPM modules. Vivaldi is the web built with the web.&lt;p&gt;So it&amp;#x27;s like &lt;a href=&quot;http://breach.cc/&quot; rel=&quot;nofollow&quot;&gt;http:&amp;#x2F;&amp;#x2F;breach.cc&amp;#x2F;&lt;/a&gt; (&lt;a href=&quot;https://news.ycombinator.com/item?id=8952152&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=8952152&lt;/a&gt;) then?</text></item></parent_chain></comment><story><title>Vivaldi – A new browser for our friends</title><url>https://vivaldi.com</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>quarterto</author><text>Since it seems to use atom-shell for the UI[1], it&amp;#x27;s likely Chromium.&lt;p&gt;[1]: &lt;a href=&quot;https://vivaldi.com/#Features/4&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;vivaldi.com&amp;#x2F;#Features&amp;#x2F;4&lt;/a&gt;</text><parent_chain><item><author>albertzeyer</author><text>I would like some more information. Like what engine is this based on? What JS engine? And I guess the source will not be open? (Why?)&lt;p&gt;Edit: Some more info here: &lt;a href=&quot;http://thenextweb.com/apps/2015/01/27/meet-vivaldi-new-browser-former-ceo-opera/&quot; rel=&quot;nofollow&quot;&gt;http:&amp;#x2F;&amp;#x2F;thenextweb.com&amp;#x2F;apps&amp;#x2F;2015&amp;#x2F;01&amp;#x2F;27&amp;#x2F;meet-vivaldi-new-brows...&lt;/a&gt;&lt;p&gt;Seems as if it uses the Chrome engine.
I wonder about the differences to Opera then.&lt;p&gt;Edit: Found also this on the homepage (somewhat hidden under the &amp;quot;Web technology&amp;quot; tab):&lt;p&gt;We use JavaScript and React to create the user interface — with the help of Node.js, Browserify and a long list of NPM modules. Vivaldi is the web built with the web.&lt;p&gt;So it&amp;#x27;s like &lt;a href=&quot;http://breach.cc/&quot; rel=&quot;nofollow&quot;&gt;http:&amp;#x2F;&amp;#x2F;breach.cc&amp;#x2F;&lt;/a&gt; (&lt;a href=&quot;https://news.ycombinator.com/item?id=8952152&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=8952152&lt;/a&gt;) then?</text></item></parent_chain></comment><story><title>Vivaldi – A new browser for our friends</title><url>https://vivaldi.com</url></story>