Presumably the "matter of national security" has a time limit. That said, Applebaum and Snowden have seemingly managed to get comfortable enough without returning to their country of birth.
If your words speak for themselves, I suspect none more than "owner of keyboard." I'd be delighted to be shown otherwise.
I remain agnostic, if not healthily paranoid- which seems to me to be the general sentiment in the comments on this post.