But no consensus on whether impact of Chinese AI start-up will hasten tech decoupling of the two economies or sow greater partnership The earthquake that struck US tech stocks this week over the advance of Chinese artificial intelligence start-up DeepSeek is sending shock waves beyond Wall Street and Silicon Valley,

Nvidia's stock was getting crushed again on Wednesday after recovering some of Monday's 17% rout in the previous session, as investors continued to digest the impact of DeepSeek's surprise AI advancement on the U.