Despite the immense popularity of Facebook among consumers, some marketers still question the network’s effectiveness as an ad platform. "The question which Facebook and many of the social media sites ask is: 'What are we getting for our dollars?'" Michael Sprague, vice president of marketing at Kia Motors Corp.'s North American division, tells The Wall Street Journal. In the face of such concerns, the automaker still plans to increase its ad spending on the site. Yet, Sprague admits that he isn’t entirely sure how many Facebook users see Kia ads, “and does that ultimately lead to a new vehicle sale?" …

Social media as lifesaver? It sounds like hyperbole or spin, but according to Mark Zuckerberg, Facebook is getting into the business of saving lives. Specifically, Facebook will let patients broadcast their need for organ transplants, and, thus, help eliminate the critical shortage of organs. “Facebook is really about communicating and telling stories,” Zuckerberg told ABC News in an exclusive interview. “We think that people can really help spread awareness of organ donation and that they want to participate in this to their friends. And that can be a big part of helping solve the crisis that’s out there. According to …

Rumor has it that The Discovery Channel has been engaged in acquisition talks with online video programmer Revision3 for between $30 million to $40 million. That would put the deal in the range of what YouTube paid for rival video content company Next New Networks last year, TechCrunch points out. Word is that the acquisition could go down as soon as this week, but is Revision3 worth the investment? “ Seven years in, Revision3 and its stable of stars have more than survived the tough early days of building a video content business on the web,” TechCrunch notes. What’s more, “The San …

No, despite reports by The Next Web, The Washington Post isn’t buying Digg, nor, as TechCrunch later reported, is the publisher buying the social news site’s full staff. WaPo is, however, hiring away -- or buying in bulk -- Digg’s technology team, AllThingsD reports, citing multiple sources. “The Post plans to put the new hires to work alongside the people who built the publisher’s Social Reader Facebook app,” according to AllThingsD. Remarkably, though, Digg’s remain management doesn’t see the development as a death blow. “Once the deal closes, Digg won’t shut down, at least not immediately,” AllThingsD reports. Rather, …