Stirring quite often brings the crap to the surface, you know the old saying "s**t floats".
I think your being a bit hard on them zipper, I might not agree with certain posts but then thats part of what the forums about. The tone of this thread is far calmer than the previous one and there are some underlying issues that posters may be curious about. How they go about seeking answers is up to them, its a public forum. Its up to the individual how they respond.
Some may say, if you dont like what you read then dont log on, I on the other hand think more the merrier.
Im pro HFS on this one but more than willing to hear all views, at the end of the day it is the flying we are about and unfortunately that sometimes involves people that get our backs up. Its all forgotten though once the prop gets going.