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