Reseachers say Facebook membership will drop 80 percent by 2017. Seriously?

Previous thread on a related article was (ostensibly) killed by the flamewar detector:

https://news.ycombinator.com/item?id=7104904

I thought this was a little frustrating and posted about it here:

https://news.ycombinator.com/item?id=7105414

Alternative title "Researchers Short Sell Facebook for Fun and Profit".