The revealing of DeepSeek’s V3 AI model, developed at a portion of the price of its U.S. counterparts, sparked fears that demand from customers for Nvidia's large-close GPUs could dwindle.??? ????? ??? ???? ???? ?? ?? ????? ????????? ??????? ??????? ???? ???? ???????? ???????? ???????.????? ??? ???? ???? ?? ?? ????? ???? ?????? ????? ?? ??????? ?