$NVIDIA (NVDA.US)$The cold winter has arrived. The national ...

$NVIDIA (NVDA.US)$The cold winter has arrived. The national debt rose to 1.7 in March last year, and nasdaq dropped 10% in two weeks. Just over 1.7 this year, it dropped over 8% in two days. A strong start to the new year, why is the Federal Reserve in such a hurry? It seems that systemic risks are quite serious.