If you want to time when people will completely leave Facebook forever, timing markets is basically a fools' errand. I think though that while Facebook the soc

If you want to time when people will completely leave Facebook forever, timing markets is basically a fools' errand. I think though that while Facebook the social network may not last very long, I'm less sure that Facebook as a facilitator of ads will go away. They have a lot of historical data on which to continue determining ad placement on the Internet. Google ads don't just exist on Google sites.