When it comes to people like these, or marauding pseudo-protectors, or black magic, etc... my Lama normally takes a "speak of the devil and he shall appear" standpoint. He just will not discuss or allow discussion of them.
We all know the saying "there is no such thing as bad publicity (except your own obituary)", right?
Take the response by Ayu, for example. Dzogchungpa posted the clip because he considers it aversive and Ayu sees the clip (which, most likely, they never would have seen otherwise) and considers it positive.
+1 supporter for the Roach, ie mission failed!
"My religion is not deceiving myself."
Jetsun Milarepa 1052-1135 CE