maybe because southern culture today is more free and open and respectful than northern opression and hidden racism.
I post this periodically (and apologies to those who've seen it before) but these two maps provide further proof positive that your assessment is 100% correct. Compare the states of the Confederacy and those states where Right to Work is the law. Note that every single state of the old Confederacy now stands uniformly in opposition to the slavery of unionism. The "Solid South" is back and stands as the vanguard against the tyranny of Big Labor: