So if a person is set up in a trap by the FBI, and the FBI operator does not disclose he is with the FBI, they can lie to you, but you can’t lie to them even when no underlying law was broken, and you still serve jail time? This sounds Stasi-esque.
Wasn’t the professor in question one of the government agents sent in to ‘spy on’ (or setup) the Trump campaign?
Catch 22