<iframe title="bourdon 60hz [n°13] • gentle synth and trombone tuned to mains hum [Melissa Grey &amp; David Morneau]" width="750" height="422" src="https://www.youtube.com/embed/fcgVgf2PjCU?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>