BTW, anyone trying to run a secure private service can find themselves on the wrong end of a lot of govt. attention and character assassination: http://nakedsecurity.sophos.com/2013/08/05/freedom-hosting-arrest-and-takedown-linked-to-tor-privacy-compromise/
The FBI seemed to be strongly focused on stopping the email service and finding all its users: http://www.wired.com/2013/09/freedom-hosting-fbi/