Major marketers are looking at opportunities in the popular and growing social-gaming space, according to this article. Honda is launching a push for its new hybrid CR-Z via a Facebook game called "Car Town." McDonald's reportedly has cooked up an advertising deal with the wildly popular Zynga social game "FarmVille," although details are not available. "Social-media games are a natural phenomena and the more advertising, the less likely the games will be successful, so it's a fine line that media companies will have to navigate," ad executive Dustin Johnson said.