Facebook's Open Graph is the reason there are Facebook "Like" buttons strewn across the Web on sites that Facebook doesn't operate. Eric Tseng, Facebook's head of mobile products and a former product manager of the Google Nexus One phone, told the room at MobileBeat 2010 that Open Graph is going mobile.

What does this mean? Simply that as Facebook rolls out its Open Graph plug-ins to partners in the mobile space, many more of Facebook's social tools (such as that "Like" button, for instance) will show up in unrelated mobile apps that don't have their own social-networking tools.

The more interesting use case that Tseng outlined during his talk focuses on mobile marketing, a familiar theme at any mobile tech summit.

More: http://www.cnet.com/8301-17918_1-20010442-85.html

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