We have all had the occasion of working on a computer and have something go wrong. The tech walks in and sits down and it works perfectly.
In the world of computer support it happens all of the time. We called it Pure F*(&)%$ Magic. When we had a bad day and nothing seems to works a few shakes on the rattle helps restore the magic.
This is just a collection of different hard drive plates pushed together. I thought it was kind of iconic to the phase we hear all the time about "the Cloud"