He doesn't really address his own question. He's answering the question "How should options be priced?" Sure, it's possible for a big crash in Nvidia just due to volatility. But in that case, the market as a whole would likely be affected. Whether Nvidia specifically takes a big dive depends much more on whether they continue to meet growth estimates than general volatility. If they miss earnings estimates in a meani…
Other way around: if NVidia sinks, it likely takes a bunch of dependent companies with it, because the likely causes of NVidia sinking all tell us that there was indeed an AI bubble and it is popping.