- Rebecca Black’s “Friday” video (YouTube’s most popular video of 2011): 3:48
- Moveon.org’s “Zach Wahls Speaks About Family”: 3:01
- “Christian The Lion – i will always love you….” (which transfixed the internet back in 2008) is 2:28
Others may be debating what the Stop Kony video says about the power of social media and whether the video is misleading and why it went so viral, but something we noticed is how long this video is. The Invisible Children documentary which was shared at least 74 million times as of yesterday lasts a half an hour. To give a sense of how long that is, here are other videos that have been popular and talked about: