IMO, you shouldn't believe that they're serious.
IMO, the Republican party want it to be like abortion or current gun-control laws: always there, as a threat that's just always about to get worse, that only they can stop, so please-please-please vote for them because if you don't these things'll come to pass... even though they do nothing against these when they're actually in power.
Zactly.
Hence why they are so freaked out over TEA party types.
If it is successful in any goal, it is a harbinger of doom for the con game of “we tried, honest!” by the RNC and GOP.