I know its not strictly DH, in fact its a hucker video of people on MX bikes, but its still rad and I still recommend watching it.
http://www.vitalmtb.com/videos/member/If-the-Collective-had-Motors-Freeride-MOTO-Blasting-Near-Kamloops,24253/sspomer,2
http://www.vitalmtb.com/videos/member/If-the-Collective-had-Motors-Freeride-MOTO-Blasting-Near-Kamloops,24253/sspomer,2