I don't know why he said that.
It could be because he was warned at both of those forums that it's not cool to 'post-n-run' So to speak.
To just go there for no reason but promoting The Letters and maybe even to recruit, but not be willing to answer questions, address issues, defend his position or the claims in The Letters... all that is not considered okay by most hosts/
Forum:
Recovery from Destructive Cults and Groups