The amount of information, the amount of incoming that any administration has to deal with today and respond to much more rapidly than ever before, that makes it different.
Listen, I know of nobody -- I don't know of anybody in my administration who leaked classified information. If somebody did leak classified information, I'd like to know it, and we'll take the appropriate action. And this investigation is a good thing.
The main ingredient of the first quantum revolution, wave-particle duality, has led to inventions such as the transistor and the laser that are at the root of the information society.