Ron DeSantis’s choice to enter the presidential stakes with a Twitter Spaces conversation is unusual. Odder still is the news that he will do so in an interview conducted by Elon Musk, and a discussion moderated by David Sacks. There are so many questions here: the most obvious being, “why did you choose to roll out with a pair of wealthy tech investors from the PayPal Mafia, known as much for their accomplishments as for their eccentricities?” But here is also the question about the questions: what will DeSantis be asked?

One question that might come up given the Very Online nature of...