This is a linkpost for https://www.youtube.com/watch?v=_4ydp0eyZjo
Seconding resuf's comments: both that this is a pretty good, professional looking video, but also that it's another instance of you seeming to listen to some of the exact-letter-of-the-request when people ask you to stop or do things differently, without understanding the underlying reasons why people are upset.
And that this is especially important if your goal is to be a public-facing outreach organization.
Find a better letter, then! Telling him to stop would be like the Sorting Hat telling HPJEV to stop.