They may also be biased against his accent, as in, thinking all Southerners are stupid.
Accent or no, I can guarantee you that Obama would least like to debate Cain.
Newt would embarrass Obama’s so-called intellectualism, but Cain would show up Obama for his character and class envy crap.
Cain could break into that Black voting monolith, and Obama knows it.
Cain is genuine. Obama is just a figment of whatever one adorns him with.