Our political conventions have long since become TV shows with little suspense and an ever-expanding cast of media commentators functioning as a Greek chorus, telling us what to look for, what might or might not happen, how balefully the latest cycle of ambition and the duel for power is likely to turn out for the commonwealth. Though they tend to run as a herd, these toilers, reaching daily and hourly for fresh insights, save us from having to think for ourselves.
