FILE - In this file photo dated Thursday, Feb. 27, 2014, people gather in the Nvidia booth at the Mobile World Congress mobile phone trade show in Barcelona, Spain. U.K regulators said Wednesday Jan. 6, 2021, they are investigating graphics computer chip maker Nvidia's $40 billion purchase of chip designer Arm Holdings over concerns about its effect on competition. (AP Photo/Manu Fernandez, FILE)
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