Alright, folks. I'm sorry if this is JAMBOG, but I need some help interpreting what I'm seeing here.
You've got to help me - I keep doing this:

and this:

and I am afraid my eyes are going to pop out of my head and roll across the floor.
http://www.youtube.com/watch?v=kneus...ature=youtu.be
For those who don't have time to watch the whole thing, the scariest parts are:
1:30 - 1:40
2:35 - 2:45
For those who don't want to click through to the video, essentially you have a fairly large group of people all firing and moving at the same time, while several of them are downrange and moving about fairly quickly. Imagine a big do-si-do, but with guns.
It's got to be a hoax or something. Can anyone help me out here? If it's not a hoax, how has this place not killed someone yet?