Wednesday's Republican "debate" in California will not resemble the 1858 Lincoln-Douglas debates, in which one candidate spoke for 60 minutes, the other responded for 90 minutes, and his opponent had 30 minutes for rebuttal.
Still, today's debates ("What is the meaning of life? You have 30 seconds"; "One word answer, please: Keynes or Hayek?") can illuminate.
So, some questions.