The jw don't carry anything life-saving unless they have a can of mace or something. They carry depression and battered self-esteem. Just because they don't realize it, doesn't make it any less harmful.
What is the ultimate result of teaching people that God is unstable and has devised a plan that by comparison makes Hitler look like a boy scout? They had me hating God for a long time. Their message of jehovah's defective love disgusts people and the persecution they so humbly suffer through, they bring on themselves.