That would require the Republicans, as a whole, to alienate vast swathes of their base. They'll never be nationally-relevant again as long as the evangelical wing steers the bird, and the window of opportunity they have selling fear of minorities to white voters is sliding inexorably shut.
The only way to avert the marginalization of the GOP is for some tremendous disaster to happen while Democrats are in control. But, even that may not be enough in ten years.
The only way to avert the marginalization of the GOP is for some tremendous disaster to happen while Democrats are in control. But, even that may not be enough in ten years.