I absolutely don't. Heck, he didn't carry the Republican Party when he was actually popular.
The social issues become less relevant on a daily basis. Conservativism - the Mitch Daniels variety - can either abandon them or be abandoned by the process.
At this point, the financial issues facing our country - and in particular balancing fiscal reality against generations of promises for social safety nets - must be addressed. It'll probably take something significant to jolt GenX into becoming elder statesmen for GenY/Millenials.
It ain't McCain/McConnell.
This is precisely why Trump has me optimistic of the situation. He has the capacity to bring in a boat load of new republicans from a new generation that otherwise couldn't care less. And in the process of getting them to pay attention, hopefully more than a few will continue to care about the process.