It's official, posting in the other group just leads to frustration and what feels like someone slamming a door against one's nose.
Ask a question and if the powers that be don't like it or feel they know the answer better than anyone else the comments get closed even when there are often no real answers or knowledge shared outside the narrow scope of what they deem to be permissible.
I get they're trying to keep it neat and tidy without inaccurate info or here say but man they really need to work on their social skills.