Visualising sound: Laser and mirror and sound

Very cool! Reminds me of Jerobeam Fenderson using the XY mode in ossiloscopes to draw images with stereo sounds: <a href="https:&#x2F;&#x2F;youtu.be&#x2F;rtR63-ecUNo" rel="nofollow">https:&#x2F;&#x2F;youtu.be&#x2F;rtR63-ecUNo</a>

Tried not to alter the title too much, but it seems like HN transforms &quot;+&quot; into &quot;and&quot;, which is why it looks a little confusing