Excuse me. Next. Next. Next. Boring bonehead questions are not cool." Nope, that's not a Kanye West response to a question, nor is it a teenager with a bout of angst. It's the riposte of one Elon Musk to questions from analysts this week, who had quizzed him on the profit potential of his troubled Tesla Model 3 car. It's a project that has been beset by production bottlenecks and that could determine the future of the electric car. On such an issue, there are really no "bonehead" questions, it's a matter that I suppose any executive from this planet would be well prepared to answer. Musk subsequently apologised, acknowledging that he should have provided an answer. I suppose pressures were being brought to bear on him, such as the 5% fall in Tesla's shares. What we saw this week from the technology billionaire, a former South African, was the sort of retort you'd expect from a "superstar" CEO, maybe just not in such an abrasive manner. In the South African investment world, we have ...

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