The Usual Suspect's definition diversion, would mean the Watergate Break-in thieves, would be home free, too?
No I think not. Oppo research might be normal. Buying falseified dossiers, in order to fool the FISA Court, to approve surveilance, spying, phonetapping, etc.
Wouldn't it be something if Nunes' referal resulted in Grand Jury indictments of Clapper, Comey, Brennan, and others.
The aforementioned are acting confident, no contrition, planning to brazenly go offensive.
Remember Nixon's AG John Mitchell served prison time.
It is NOT unprecedented.