I agree that some topics can be dominated by outspoken 'experts' who don't have very good social skills. They can be hostile to newcomers as they try to keep th

I agree that some topics can be dominated by outspoken 'experts' who don't have very good social skills. They can be hostile to newcomers as they try to keep their little club exclusive. They can also ridicule anyone who tries to introduce a new idea or direction. But hopefully, the club itself will have enough reasonable members to keep those people in check.