&quot;Disk drives depend on the head floating on a cushion of air, they are not designed to operate in a vacuum&quot;<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Flying_height" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Flying_height</a>