...in today's climate, their intense hatred of black people has to take a back seat to political correctness (except for the bars in Tel Aviv of course where they curse President Obama in ways that would make George Wallace blush...). So this type of wingnut seizes upon a vast evolving conspiracy theory that involves people who can move through time and change documents and history at will, just to bring a "black socialist, Israel hating Islamist jihadi guy" to destroy America... They are insane these birthers, the whole lot of them.