I did think of the covered switches that are common in movies. I think the equivalent in software are confirmation dialogs, but those are not as effective as the physical counterparts due to click-through-itis disease. [0] This could actually be one of those types of things that might benefit from a different presentation, such as a silly skeumorphic design involving a graphical cover.

[0] Which, to be fair to users, is a disease introduced by putting too many switches under covers which shouldn't be.