While we're at it, let's see how to embed an audio clip into an AMP page. It's much the same as for video: There are AMP components for self-hosted audio clips, and for third-party hosted audio with SoundCloud.
Just as amp-video is a replacement for the HTML5 video tag, amp-audio is a replacement for the HTML5 audio tag. Import it with:
<script async custom-element="amp-audio" src="https://cdn.ampproject.org/v0/amp-audio-0.1.js"></script>
You can use it with code like this:
<amp-audio width="640" height="100" src="https://theampbook.com/ch5/audio/audioclip.mp4" autoplay controls muted loop>
<div fallback>
<p>Your browser doesn't support HTML5 audio</p>
</div>
<source type="audio/mpeg" src="audioclip.mp3">
<source type="audio/ogg" src="audioclip.ogg">
</amp-audio>Again, note the use of the attribute autoplay, as well as the attributes muted, which...