They all do it
I mean, come on. Hacking communications is one of the many elite privileges*, just like raping hotel maids. And do you really think that the NSA is intercepting and storing all email with no warrant with no, er, political agenda in mind?
NOTE One thing I noticed during the Plame affair -- Remember that? How innocent those days seem now -- was how many of the participants committed important information only to paper. Why would that be, one wonders?