Next thing you know, the meteorite that apparently wiped out the dinosaurs was actually a super-intelligent, quickly adapting alien life-form that smashed into the earth when it was young, currently evolving under the pressures of human kind and will eventually emerge from the planet's crust and wipe out all of humanity with a massive energy attack, thus throwing the world into a dark, dank future full of depression and the lack of sunlight. Not to mention that, even if you do get a full night's rest, you'll still be as hungry as before.