We have to "rethink" value creation

I have to recognize I'm not a gamer, but after watching this morning the latest gaming companies market cap, I had to "rethink" the concept of value creation. 
Yoshikazu Tanaka, the founder of GREE, is now one of the top Japaneese Billionaire, with the popular Zombie Jombie game, his company is now valued at more than $4Billion, with an incredible $11 Average Revenue per user, not to bad for a free mobile app !The Wall Street Journal Article
Just to compare with other market cap, CSC leader in IT Outsourcing is valued at $3.8B (with 98 000 employees), and Alcatel Lucent leader in Network Equipment at $3.5B (with 76 000 employees).

A social network with 35,700,000,000 page views per month , and $4B market cap business model...