I-1. Reason for Selection (Current Market Situations)
SNG's market scales continue growing up rapidly, 76,000,000 U.S dollars in 2008 will grow up more than 10 times in 2 years. it is expected to reach 826 million U.S. dollars in 2010. and it represented to increase about 30% than last year.
I-2. Research Subject
Hypothesis
SNG has several problem in present and would happe
status (just as the Facebook feed always flows.) The temporal persistence of these games requires users to sign in and play, regardless of the inconvenience and time away from other online or offline responsibilities. With built-in loyalty created by the rules of the game, users find themselves spending considerable time maintaining their role in the game to prevent virtual failures. Furthermore,