Sure it's impossible to monitor and 100% eliminate cursing, but a filter blocks a lot of it in a game where as you say there is a "majority of young kids".
What do you mean false jailings? There is a rule against swearing, if you swear you'll get punished. Just because you don't think such words aren't bad doesn't mean management nor kids do, neither you nor I are exempt from this.
Of course adults swear. But remember, that's in the real world, where they're allowed to swear without repercussion. This is a game with restrictions and rules against swearing. As many mature players have and continue to do simply use different words and you won't have such a problems, is that so hard for you?
careful, he might go on another one of his rants.