far too much. people are reading into the "prophecy" far too literally. we are looking at a prophecy that was made 1,000+ years ago and are applying it to modern times.
If we're all gonna die in a few years, it'll be in 2017 when the asteroid hits. There's at least a 7% chance of that happening. Some mystical deathfest brought on by the Mayans? I'd give it 0.0001%.