That's a great video, but I think it's from 2011. I recently came across another video from 2016 which is a bit more technical and sheds some light on the resul

That's a great video, but I think it's from 2011. I recently came across another video from 2016 which is a bit more technical and sheds some light on the results of recent research. People interested should definitely give it a watch - https://www.youtube.com/watch?v=BZbunmaU-60 https://www.youtube.com/watch?v=BZbunmaU-60