Nobody stays king for long. Social networking sites are only good until the next best thing. I'll bet a good dollar within 5 years Facebook will lose much of it

Nobody stays king for long. Social networking sites are only good until the next best thing. I'll bet a good dollar within 5 years Facebook will lose much of its popularity. Then Google+, ... In the meantime, Facebook will do little things like this to slow the exodus. Is anybody really that attached to Facebook?