Elon Musk settled his tweeting-related case with the SEC over the weekend, giving up the chairmanship of Tesla and paying a big fine (albeit one that was dwarfed by his gains from Tesla’s surge following the settlement news — maybe the public markets aren’t so bad after all). Tesla stock roars back after Elon Musk’s SEC deal. (Elon Musk had to pay $20 million for his tweeting. In terms of lost potential, mine has cost me at least that much…)