NoA beat me to it! I heard this advert yesterday, couldn't find even a whisper about it online, so I was waiting until I could find audio of the ad.
(It's playing RIGHT now!)
With an audience the size of Hannity's, hundreds of thousands more smokers will have tried PV's - particularly NJoys - by the end of 2013, than would have already tried them without the Hannity endorsement. It's like a blast of nitrous injected into the already accelerating use of PV's.
As Petro says, "E-cigarettes are here to stay!!"