The link states ;They said they were campaigning against "toxic ideals" and a "corrupt leadership", not the beliefs of members.
So, why not protest against a religion that has weight, say the Catholics or Baptist Fundamentalists, or the Muslims?
I'd agree with satan&Co on this, with one exception - it's the protestor's right to protest, and it's only their own time they're wasting.
(oh, and Andric, just a word - no point in asking for views if you're going to make fun of those who offer the opinion you asked for)