Again, the worst behavior on club lounges I've found are adults who ought to know better than scream on videos calls, pick their feet at tables. Kids? Yeah, sometimes loud but usually settle down and parents usually try to stop them.
But those rude adults? Their calls can often go on for hours like that business exec at the Westin Guangzhou who held several conference calls for several hours that everyone on lounge could hear.
I have inside knowledge now on that US company's entire international operations. Never did invest on it but it sure seemed a dog