There is a note at the end of the article: "The proposed transaction is subject to customary closing conditions, including the receipt of regulatory approvals

There is a note at the end of the article: "The proposed transaction is subject to customary closing conditions, including the receipt of regulatory approvals for the U.K., China, the European Union and the United States. Completion of the transaction is expected to take place in approximately 18 months." Hopefully, the EU does its job, laughs at this and tells Nvidia to either go home or forces them to FRAND licensing of ARM IP.