In defense of the Libertarians, the open border wouldn't be all that bad, because if they had their way there would be no way for the immigrants to suck on the govt. teat. They would have to either become productive citizens or starve. The only remaining issue would be the security aspects, which they are naive about, to say the least...
WHat we really should do, is co-opt a current party, since they will already have the groundwork set up. The libertarians would be my first choice because I mostly agree with the platform, with the exception of the open borders policy, and the anti military views. I think if we could get in there, convince them to lay off on opening the borders totally, and convince them that there's nothing wrong with a strong military, just how it's used (like guns), they might just be viable. The real trick is breaking the backs of the dems and republicans...