Zynga's Pre-Paid Virtual Currency Cards Have Expanded to More than 12,800 US Stores

Many social game players — especially people without access to credit cards — have for years been getting virtual currency for online games via pre-paid cards purchasable in physical locations. Social gaming companies have started doing the same, in a trend that we saw pick up last year, with Playfish, Playdom, Zynga and other developers beginning to cut deals with card distributors and store chains.