<story><title>“Land initial Rust MP4 parser and unit tests”</title><url>https://bugzilla.mozilla.org/show_bug.cgi?id=1175322</url></story><parent_chain><item><author>scosman</author><text>Can anyone explain why mp4 parsing lib in a specific language is #1 on HN? mp4 is just the container format (not the video stream). I&amp;#x27;m not trying to belittle, just curious if I&amp;#x27;m missing context.</text></item></parent_chain><comment><author>davmre</author><text>This is the first intrusion of Rust into the Firefox source tree.&lt;p&gt;The whole point of Rust and Servo development was that they would eventually lead to safer, cleaner code in Mozilla&amp;#x27;s shipping web browsers. This code itself doesn&amp;#x27;t seem significant, but it&amp;#x27;s a milestone in that it marks the beginning of the payoff from that effort.</text></comment>
<story><title>“Land initial Rust MP4 parser and unit tests”</title><url>https://bugzilla.mozilla.org/show_bug.cgi?id=1175322</url></story><parent_chain><item><author>scosman</author><text>Can anyone explain why mp4 parsing lib in a specific language is #1 on HN? mp4 is just the container format (not the video stream). I&amp;#x27;m not trying to belittle, just curious if I&amp;#x27;m missing context.</text></item></parent_chain><comment><author>Osmose</author><text>I believe it&amp;#x27;s because this is the first piece of Rust code landing in Firefox.</text></comment>