Why would that be bad? What does bad even mean here? Bad for the stock price?
Sales slowing down is obviously undesirable.
I could understand if NVidia would have done some kind of investment that was only sustainable if the good times would continue the same way for a while.
But it seems to me they will just continue to make good graphics cards, as they did before. So why should they be in trouble?
The problem is that management did not do enough (as far as investors were concerned) to temper market expectations. It may have been they truly did not know who was buying their product, and they believed most of their clients were coming from ML and gaming, when instead it was heavy, heavy crypto.
Other than that, as the article mentions, it was trade tensions that turned the quarter miss into a perfect storm for a sell-off.