Not every company that raises USD1 billion will be the next Facebook

Raising a lot of money doesn't guarantee success
http://vator.tv/news/2014-11-07-raising-a-lot-of-money-doesnt-guarantee-success

full article at Vator by Steven Loeb.

I strongly agree. There is a large dotcom bubble fueled by venture investment funds, investors who are dragging other investors to continue investing until they can sell shares of the company and recover leveraged money, but the last holder of shares is going to lose. Please see: tech space that is out of control: WhatsApp 
http://onlinedatingsoundbarrier.blogspot.com.ar/2014/02/tech-space-that-is-out-of-control.html "Social media faces doubts after latest round of results"
 http://onlinedatingsoundbarrier.blogspot.com.ar/2014/05/social-media-faces-doubts-after-latest.html
Many companies had been operating at a loss for years!!! They will never be profitable.
http://onlinedatingsoundbarrier.blogspot.com.ar/2014/10/article-vc-funding-falls-30-tech-ipos.html
http://onlinedatingsoundbarrier.blogspot.com.ar/2014/05/pinterest-raises-new-round-of-usd-200.html
http://onlinedatingsoundbarrier.blogspot.com.ar/2014/08/spark-networks-q2-2014-results.html

See also
Uber raised USD 1 Billion? Crazy
http://vator.tv/news/2014-11-08-uber-is-reportedly-raising-yet-another-1-billion

What comes after the Social Networking wave?
The Next Big Investment Opportunity on the Internet will be .... Personalization!
Personality Based Recommender Systems and Strict Personality Based Compatibility Matching Engines for serious Online Dating with the normative 16PF5 personality test.