Let's say a Soviet exchange student back in the '70s would go back and tell the KGB about people and places and things that he'd seen and done and been involved with. This is not really espionage; there's no betrayal of trust. ↗
We have to have a way of dealing with this that engenders confidence, trust, gives us every chance of getting the right outcome and boosts both sustainability and economic return at the same time. ↗