Social gaming is the driving force behind the billion-dollar virtual currency market. Popular social games on Facebook such as Farmville and Mafia Wars have turned startups like Zynga into IPO candidates, and have led to an ecosystem of companies that have come up with alternative ways for consumers to pay for digital goods online.
But for social game developers, building social games that have staying popular looks like it may be a challenge. As reported by Inside Social Games, the past two months have been particularly difficult for some of Facebook’s most popular games. In April, over half of the top 25 games, as tracked by Inside Social
Games, lost users. And the drops intensified this past month.