Andrej Karpathy, former director of AI at EV giant Tesla Inc (NASDAQ:TSLA), said on Sunday that a few Tesla employees might be on a yacht right now, thanks to their stock grants, like Nvidia Corp (NASDAQ:NVDA) employees. What Happened: Karpathy said that the company has had “very few” true believers of the company working there and taking all employee stock options over a decade. These people did not sell the stock immediately and could now be on a yacht, Karpathy said, while adding that most of these long-term holders, however, are likely awaiting for Tesla to achieve fully autonomous driving…