Clearly shows two things, one is the extreme level of ignorance and superficiality under which so many people in this country exist and the second is how well the mass media propaganda machine has embedded the seed of dependence into people's brains.
Those same people signing that would probably sign away their ability to breathe for three days with very little convincing needed.
It would go something like this: C'mon, its only for three days, you stop breathing and it will help cut down the amount of greenhouse gases in the atmosphere, it'll help control polution and "global warming". Don't you want to be part of that solution?
Fool answers: Oh ya, I can do that, thats a small price to pay to change the world for the better, where do I sign?