Sure, but this is a question about an American government banning services. Clearly, American governments are not concerned that they might be leaking data to t

Sure, but this is a question about an American government banning services. Clearly, American governments are not concerned that they might be leaking data to their own intelligence services. They're doing that on purpose. There is nothing out of the ordinary about a government banning foreign espionage even though they carry out their own espionage. That is basic statecraft, not really the gotcha some people on Hacker News seem to think it is.