“America’s having a collective rose-colored glasses moment across ideological fault lines. Folks can’t help staring in the rear view with wistful gaze, longing for the good old days, whatever that means from person to person; the Obama administration years, maybe, or the white-bread era of the 1950s-60s, before, say, the Voting Rights Act passed into law. In any conceivable case, those “good old da”