Catalysts are hard to define in pop music. You don’t know how to describe them, but you know them when you hear them. Or, in some cases, when you see the melting face on the album cover.
You have to give credit to Peter Gabriel. A lot of artists in the ’80s gave us lyrics that kept us guessing what they meant. In terms of "Games Without Frontiers," Gabriel also left us wondering what those lyrics actually were.