I doubt there are any raw nerves...more like juvenile, almost nasty behaviour from some quarters.
That's just my impression, mamya will probably ignore the latest.
But he wasn't asked for his opinion, in the same way that you haven't been asked for yours. A question was asked by me, not in chatterbank, and it has been answered. Any other opinion on the matter is not wanted on here. Start your own whiny FB thread somewhere else.
I'm signed up to AB on Facebook... thanks for the reminder, I don't bother with it obviously, I simply come on here as for others knowing about AB doesn't bother me. However through AB, two are now facebook friends and have being for a number of years.