Who's to say the FBI might not take a peek into Travolta's Scientologists, the Brotherhood of Satan, and Moonies?
Islam?? Naaah, nothin' there at all.....
Much like the no prayer is school rules which exempt Islamists, the current patchwork of civil liberties rules exempt the political well-connected as well.
If we cannot go back to the respect for the Bill of Rights practiced under Thomas Jefferson, the least we could do is revert to the J. Edgar Hoover era when groups were target based on their threat to America rather than on their lack of connections and political muscle.