NVIDIA Corp (NASDAQ:NVDA, ETR:NVD) shares soared 9% in aftermarket trading after its fourth-quarter earnings once again smashed analysts' expectations. Other chip makers also experienced a lift from the results, including British manufacturer Arm Holdings PLC (NASDAQ:ARM), which lifted around 8% after close, and Advanced Micro Devices Inc (NASDAQ:AMD, ETR:AMD), which rose 4%.  The AI chipmaker generated revenues of $22.1 billion during the period compared to Wall Street analyst expectations of$20.3 billion ...