The other thing is its a slight stimulatory effect and when people go off nicotine which is a stimulant the-they tend to get pretty tired overheard-- you know it's the opposite of however the nicotine makes them feel. And the Wellbutrin kind of with stimul-- you know stimulatory enough. [crosstalk] [unintelligible 00:05:56] And I-- the last I've read, and I've not kept real current about it, but I'm wondering about the-- what your thoughts are if any about the-- any of the nicotine replacements like the gum patch, the inhaler.