Facebook just purchased the technology of startup Source3, which can detect intellectual property that has been shared on the Internet without permission.  No financial details were revealed, but Crunchbase reported that Source3 recently raised $4 million in venture capital funding, led by a 2015 seed round by Contour Venture Partners. Two years ago, Facebook released so-called Rights Manager technology to combat the posting of video clips by unauthorized users. YouTube uses Content ID, a similar but more advanced technology. Continue reading Facebook Buys Source3 to Strengthen Rights Management