Concerning comments from one of the U.S.'s biggest retailers are prompting big sell-offs for Rigetti Computing stock.Rigetti Computing (RGTI -9.02%) stock is seeing a precipitous sell-off in Tuesday's trading. The company's share price was down 8.7% as of 2:45 p.m. ET amid a 0.7% pullback for the S&P 500 (^GSPC -0.67%) and a 1.5% decline for the Nasdaq Composite (^IXIC -1.49%). The stock had been down as much as 9.6% earlier in the day.While Rigetti Computing doesn't have any direct connection to the home-i ...