Original artwork, not a still
I worry that the person who thought up Muzak may be thinking up something else.
Behind the line
What it means
Our interpretation.
The speaker wryly worries about the mind behind bland background music, fearing that same inventiveness is now busy on some new creation. The humour lies in treating the maker of soothing, inescapable sound as a possible ongoing menace, since whatever comes next might be just as hard to avoid.
Context reviewed
