I agree that was the motivation for the timing of the event. I do think he is being serious though. His track record is reasonably good in that he does intend t

I agree that was the motivation for the timing of the event. I do think he is being serious though. His track record is reasonably good in that he does intend to accomplish what he says he wants to do with zero to moderate delays. By my mental model, I would expect him to deliver this by 2021.