Jon McNeill ran Tesla as president from 2015 to 2018. On My First Million this week he revealed the question that rewired Tesla’s online sales. Nobody was buying $120,000 cars sight-unseen online. So Elon picked up his phone. How many clicks does it take to buy a Domino’s pizza? Ten thumb taps. Tesla’s checkout was at 64 clicks for a $120,000 car. The target got set in real time. We’re 64. Domino’s is 10. Let’s go to 10. That’s the famous part of the story. The deeper part is what they…