Randy Stone works at the Invisible Children’s office in San Diego, March 8, 2012. Since being posted on Monday, the groups “Kony 2012” video has attracted more than 50 million views on YouTube and Vimeo, generating hundreds of thousands of dollars in donations rocketing at a pace rarely seen for any video, let alone a half-hour film about a distant conflict in central Africa. (Sandy Huffaker/The New York Times)