The presence of oud in gatherings such as this one in the video is obvious in it's spiritual affects. At some point of the video you will see a mubkhara being passed around emitting the blessed smoke of this sacred tree! Also the brother in the middle is one of the founders of oudimentary.com
http://www.youtube.com/watch?v=NZyUwoDCrTc&feature=related
http://www.youtube.com/watch?v=NZyUwoDCrTc&feature=related