Of course, I thought that way in 2007, and at the same time thought twitter was pretty absurd and a product of the silicon valley echo chamber and could not see why any mainstream people would use it.
But this time, I'm really sure!
Seriously, I think that if anything, these kinds of articles are contra-indicators. When they say "facebook is king of the world" it is time to short, when they say "facebook is over" well, it might be a time to buy.